It’s no surprise, then, that yellow-tinted “night driving glasses” are so widely advertised, promising less glare and sharper vision after dark. But do night driving glasses work? Here’s what the evidence says, and what can make driving at night easier.

What Are Night Driving Glasses?

Night driving glasses usually have yellow- or amber-tinted lenses. They’re sold on the idea that the tint filters out some blue light, reduces the dazzle from headlights, and makes the road ahead look brighter and sharper.

They’re often sold online and in shops without a prescription, and some come as clip-on lenses that fit over your normal glasses.

Do Yellow Night Driving Glasses Work?

The short answer is no. Any tint, however light, reduces the amount of light reaching your eyes. In daylight, that can make things feel more comfortable. At night, when there’s already very little light, it makes dark parts of the road look even darker.

The yellow tint can make the view look brighter, but that’s an effect of the colour, not more light reaching your eyes. It doesn’t help you see more.

The research backs this up. In 2019 a study published in JAMA Ophthalmology, researchers at Harvard Medical School’s Schepens Eye Research Institute tested three makes of yellow-lens night driving glasses in a driving simulator. Drivers spotted pedestrians no sooner with yellow lenses than with clear ones, and the yellow lenses did nothing to reduce the effect of glare from oncoming headlights. The researchers also warned that the glasses could make drivers feel more confident in their night driving than they should.

The College of Optometrists, the professional body for optometrists in the UK, advises drivers to avoid yellow-tinted lenses for night driving, because they’re not proven to help and can make it harder to see dark areas of the road.

What Does the Highway Code Say?

Rule 94 of the Highway Code is clear: “At night or in poor visibility, do not use tinted glasses, lenses, or visors if they restrict your vision.”

Optometrists use a technical measure for this. The College of Optometrists recommends that lenses letting through less than 75% of light aren’t suitable for driving at twilight or at night. Sunglasses, including polarised lenses, fall well below that, so they should only ever be worn for driving in daylight.

Why Does Glare Feel Worse at Night?

When it’s dark, your pupils widen to let in as much light as possible. That helps you see in low light, but it also means bright lights, like headlights, scatter more inside the eye and dazzle you for longer.

Glare can also be a sign of an eye condition, especially if it’s new or getting worse:

• Cataracts: Clouding of the lens inside the eye scatters light, causing glare and haloes around headlights and streetlights.
• Astigmatism: An uncorrected or out-of-date prescription can make lights look streaky or smeared.
• Dry Eye: An uneven tear film on the surface of the eye can blur vision and make glare worse, particularly with the car heater blowing.

Age plays a part too. As we get older, our eyes let in less light and take longer to recover from glare. In the 2019 study, glare slowed older drivers’ reactions to pedestrians by 1.5 seconds, compared with 0.3 seconds for younger drivers.

What Actually Helps When Driving at Night?

Keep Your Prescription Up to Date

Even a small change in your prescription can make a noticeable difference after dark. If you need glasses to drive, you must wear them every time you drive. Yet the same College of Optometrists survey found that 24% of drivers who’d been told to wear glasses for driving admit that they don’t always do so. If it’s been more than two years since your last eye test, or you’ve noticed night driving getting harder, book an eye test.

Ask About an Anti-Reflection Coating

Rather than a tint, an anti-reflection coating on clear prescription lenses reduces the reflections bouncing around your lenses from headlights and streetlights, without darkening your view of the road.

Don’t Look Straight at Oncoming Headlights

If you’re dazzled, look towards the left edge of your lane rather than into the lights, and slow down if you need to until your vision recovers.

Keep a Spare Pair in the Car

If you only need glasses for driving, keeping a spare pair in the glove box means you’re never caught without them.

Night Driving Glasses FAQs

Are Night Driving Glasses Legal?

They’re legal to sell, but the Highway Code says not to use tinted glasses at night or in poor visibility if they restrict your vision. Because any tint reduces the light reaching your eyes, they’re best avoided after dark.

Can I Wear Polarised Sunglasses to Drive at Night?

No. Polarised sunglasses are excellent for cutting glare in bright daylight, but they let through far too little light for driving at dusk or in the dark.

Do I Need to Tell the DVLA if I Struggle to See at Night?

Not just because night driving feels harder. But you must meet the eyesight standard for driving, and you must tell the DVLA about certain eye conditions. Our guide to whether you need to tell the DVLA you wear glasses explains the rules.

When Should I See an Optometrist About Night Driving?

If glare is new, getting worse, or you’re seeing haloes or starbursts around lights, book an eye test. Your optometrist can check for cataracts, astigmatism, and dry eye, and make sure your prescription is right for driving.

See Clearly After Dark

Yellow night driving glasses might look like a quick fix, but the evidence shows they don’t help you see better at night, and they can make the darkest parts of the road harder to see. Clear, up-to-date prescription lenses with an anti-reflection coating, clean glasses, and a regular eye test do far more to keep you safe on the road this winter.

If night driving is getting harder, book an eye test at your nearest D.I. Blow Opticians branch.

The post Night Driving Glasses: Do Yellow Lenses Actually Work? appeared first on D.I.Blow Opticians.

Yes — with a straightforward prescription and an optician with an on-site lab, same-day glasses are genuinely possible. In this guide, we’ll explain how same-day glasses work, when they’re available, and what you can expect when visiting an independent optician like D. I. Blow Opticians.

Can You Really Get Glasses on the Same Day?

In some cases, you can have your eyes tested and walk away with new glasses on the very same day. However, this depends on:

• Your prescription
• The type of lenses you need
• Whether the optician has an on-site laboratory
• Frame and lens availability

Independent opticians with in-house labs, such as D. I. Blow Opticians, are more likely to offer faster turnaround times because they can produce lenses on-site rather than sending them out.

How The Process Works

Eye Examination

Your appointment begins with a comprehensive eye test. At D.I. Blow Opticians, these are thorough and tailored to your needs, often using advanced technology such as OCT scans and retinal imaging.

Frame Selection

After your test, you’ll choose from a wide selection of frames. D.I. Blow Opticians offers hundreds of styles, ranging from budget-friendly to designer options.

Lens Production

If your prescription is straightforward and the required lenses are in stock, they can be cut and fitted in-house using specialist equipment.

Fitting & Collection

Once your glasses are ready, they’ll be fitted to ensure comfort and accuracy before you take them home.

When Same-Day Glasses Are Possible

Same-day service is more likely if:

• You Have a Simple Prescription: Single vision lenses are often quicker to produce.
• Standard Lenses Are Suitable: Basic lenses without additional coatings or thinning are easier to prepare.
• The Practice Has an On-Site Lab: I. Blow Opticians operates its own laboratory, allowing for greater control over production and faster delivery times.
• Frames & Lenses Are In Stock: Availability plays a key role in how quickly glasses can be made.

When It May Take Longer

While same-day glasses are possible, there are situations where a longer wait is necessary.

• Complex Prescriptions: Varifocal, bifocal, or high-prescription lenses often need more precise manufacturing.
• Specialist Lens Features: Options such as anti-glare coatings, transition lenses, and thinner high-index lenses may require additional processing time.
• Custom Order: Certain frame styles or lens types may need to be ordered in, which can extend the turnaround time.

Why Independent Opticians Offer Faster Turnaround

Many large high-street chains send lenses to central labs, which can add days, or even weeks, to the process.

Independent opticians like D. I. Blow Opticians often provide a faster alternative, thanks to:

• On-site glazing laboratories
• Direct control over production quality
• Daily delivery systems between branches

This means your glasses can often be prepared more quickly, especially for straightforward prescriptions.

D.I. Blow Opticians combines speed, expertise, and personalised care across its practices in Nottinghamshire and Derbyshire. With over 45 years of experience serving local communities, advanced diagnostic technology, hundreds of frames to choose from, and an on-site lab for efficient lens production, you can expect a professional and supportive experience from start to finish.

So, is it possible to get an eye test and glasses on the same day?

In many cases, yes, especially if you have a straightforward prescription and visit an optician with in-house facilities. For more complex needs, a short wait may be required to ensure the best possible results.

FAQs

Can You Get Glasses on the Same Day?

Yes, in many cases. If you have a straightforward prescription and visit an optician with an on-site lab, like D. I. Blow Opticians, your glasses can often be cut, fitted, and ready the same day as your eye test.

Can You Get an Eye Test and Glasses on the Same Day?

Yes, this is possible when your prescription is simple and the frames and lenses you choose are in stock. Your eye test, frame selection, and lens fitting can all happen in one visit.

Are Same-Day Eye Exams Available?

Yes, same-day eye exams are generally available, subject to appointment availability at your local branch. It’s the glasses themselves, rather than the exam, that can take longer if your prescription needs specialist lenses.

Is Same-Day Opticians Service Available Everywhere?

Not at every practice. It depends on whether the optician has an in-house laboratory. Independent opticians with on-site labs, like D. I. Blow, can typically turn glasses around faster than chains that send lenses to a central lab.

The post Eye Test and Glasses on the Same Day: Is It Possible? appeared first on D.I.Blow Opticians.

What Are Prescription Sunglasses?

Prescription sunglasses are specifically manufactured glasses that include your exact prescription but with fixed tinted lenses designed to protect your eyes from bright sunlight. Unlike transition lenses, they do not change tint; they are always shaded and often come with added features such as polarised lenses to reduce glare.

Prescription sunglasses are ideal for extended outdoor use, driving, and situations where maximum UV protection and visual comfort are a priority.

Types of Prescription Sunglasses

Standard Tinted Lenses

A single, fixed tint across the whole lens, available in a wide range of colours and darkness levels to suit your style and how much light you want blocked.

Polarised Prescription Sunglasses

Add a filter that cuts glare from flat reflective surfaces like water, wet roads, and glass, on top of your prescription. If you’re deciding whether polarised is right for you, our guide to polarised vs non-polarised lenses covers the pros, cons, and who benefits most in detail.

Gradient and Mirrored Tints

Gradient lenses fade from dark at the top to lighter at the bottom, useful for driving. Mirrored coatings reflect extra light away from your eyes, popular for very bright or high-altitude conditions.

Why UV Protection Matters

Whatever tint or style you choose, look for lenses offering 100% UVA/UVB protection (often labelled UV400). The College of Optometrists recommends UV-protective eyewear whenever you’re in strong sunlight, since cumulative UV exposure over the years is linked to cataracts and other eye conditions. Darker lenses don’t automatically mean better UV protection; always check the label rather than judging by tint alone.

How Much Do Prescription Sunglasses Cost?

Prescription sunglasses typically cost more than a standard pair of glasses, since they combine your prescription with a specialist tinted or polarised lens. Exact pricing depends on your prescription strength, lens type, and frame choice – ask your local D.I. Blow practice for current pricing when you book. Many people find the cost worthwhile if they spend significant time outdoors or driving, since prescription sunglasses remove the need to wear contact lenses or fit clip-on tints over regular glasses. If a stronger prescription is also making your everyday lenses feel thick, our guide to thin vs standard lenses is worth a read too.

Which Brands Do You Stock?

At D.I. Blow Opticians, we stock a range of designer brands that suit different styles and budgets, including Ray-Ban, Tom Ford, Maui Jim, Michael Kors, and Silhouette, among others in our brand range. Our team can talk you through which styles and lens options work best for your prescription and lifestyle.

Transition Lenses: The Alternative to Prescription Sunglasses

If you’d rather not switch between two pairs of glasses, transition lenses (also called photochromic lenses) are worth considering as an alternative. They automatically darken when exposed to UV light and become clear indoors or in low light, responding to changing conditions throughout the day.

This technology is particularly appealing for people who move frequently between indoor and outdoor environments, as it offers a one-glasses solution for both vision correction and sunlight protection.

Pros of Transition Lenses

Convenience & Versatility

Transition lenses adapt automatically to varying light conditions, indoors, outdoors, and everything in between. This means you can wear one pair of sunglasses all day without switching between regular glasses and sunglasses.

Continuous UV Protection

Photochromic lenses provide consistent UV protection whether they are clear or darkened, helping safeguard your eyes from UVA and UVB rays that can contribute to eye health issues over time.

Cost-Effective for Everyday Users

Because you only need one pair, transition lenses can be more economical than purchasing both regular glasses and separate prescription sunglasses, especially if you’re replacing old prescription lenses.

Reduced Risk of Misplacement

Fewer glasses to carry, many fewer chances of forgetting or losing your eyewear. Many wearers appreciate the simplicity of having only one pair.

Adaptive Comfort

Transition lenses can reduce glare and eye strain by automatically adjusting to changing light conditions, making them ideal for everyday activities.

Cons of Transition Lenses

Slower Response Times

Whilst modern transition lenses are faster than earlier versions, they still take time to darken and then clear, typically seconds to minutes, which might not be instant enough for some situations.

Performance in Vehicles

Because photochromic lenses depend on UV light to activate, traditional transition lenses may not darken effectively behind car windscreens that block UV rays. This means they may not be as useful as sunglasses for long-distance driving in bright sunlight.

Limited Darkness Compared to Sunglasses

Transition lenses don’t always reach the same level of tint as dedicated sunglasses, particularly in very bright conditions.

Temperature Dependency

Cold weather can slow the transition process, whilst heat can speed it up. Performance may depend on the season.

Residual Tint Indoors

Some people notice a slight tint under the bright indoor lighting, which might affect visual clarity or personal preference.

Which Is Right for You?

There’s no single answer; it depends on your lifestyle, daily habits and visual priorities:

• Prescription sunglasses are ideal if you spend significant time outdoors, especially driving, playing sports, or in particularly bright environments, and want maximum tint strength and, if you choose, polarisation.
• Transition lenses suit those who want simplicity and continuous UV protection without carrying a second pair of glasses.

At D.I. Blow Opticians, we can assess your visual needs during a comprehensive eye exam and help you decide whether transition lenses, prescription sunglasses or both are the best solution for you.

Once you’ve chosen your sunglasses, a little care goes a long way – see our tips for caring for your sunglasses. And if you’re also updating your frames, our guide to which glasses suit your face shape can help you choose a style that works for you. For the full picture on lens types, tints and UV protection, see our Sunglasses Lens Guide.

So, whether you go for a dedicated pair of prescription sunglasses or the convenience of transition lenses, the right choice comes down to your lifestyle and how you use your eyewear day to day. Book an eye test or book an appointment today to speak with our friendly expert team.

FAQs

Are Prescription Sunglasses Worth It?

For most people who spend meaningful time outdoors or driving, yes, they give full UV protection and clear vision at your exact prescription without needing contact lenses or clip-on tints. If you only need sun protection occasionally, transition lenses or a low-cost non-prescription pair over contacts might suit you better.

Can You Get Polarised Prescription Sunglasses?

Yes, polarisation can be added to prescription lenses to reduce glare from water, roads, and glass on top of your prescription and tint.

How Much Do Prescription Sunglasses Cost?

Cost depends on your prescription, lens type (standard tint, polarised, or gradient), and frame choice. Ask your local D.I. Blow practice for current pricing.

What’s the Difference Between Prescription Sunglasses and Transition Lenses?

Prescription sunglasses are permanently tinted and offer maximum sun protection outdoors. Transition lenses adapt automatically between clear and dark depending on light conditions, so you only need one pair of glasses. Both can be fitted with your exact prescription.

Can I Get Prescription Sunglasses in any Style?

Yes, most frame styles can be made with prescription sunglass lenses, including designer brands. Our team can advise on frame shapes and lens types that suit your prescription and face shape.

The post Prescription Sunglasses: The Complete Guide appeared first on D.I.Blow Opticians.

What Is Lens Thickness and Refractive Index?

Lens thickness refers to how thick your glasses are from the centre to the edge. This thickness is influenced by your refractive index, a number that describes how effectively a lens material bends light. In simple terms, the higher the refractive index, the thinner the lens can be whilst still correcting your vision.

Here’s what the main refractive index levels mean:
• 1.50 (Standard lenses): Classic plastic lenses, often CR-39, suitable for mild prescriptions.
• 1.60 (Mid-index lenses): About 20% thinner than standard lenses, ideal for mild to moderate prescriptions.
• 1.67 (High-index lenses): Around 30-40% thinner, good for moderate to stronger prescriptions.
• 1.74 (Ultra high-index lenses): Up to 40-50% thinner, best for higher prescriptions needing a sleek profile.

Thin (high-index) lenses are made from advanced materials that bend light more effectively than older plastic lenses, resulting in less bulk and a flatter profile in your frames.

Standard vs High-Index Lenses: What’s the Difference?

Standard Lenses (Index ~1.50)

Standard lenses have been the go-to for everyday prescriptions for decades. They’re:

• Affordable & Reliable: Great value for people with lower prescriptions.
• Optically Sound: Provide solid vision correction.
• Best in Full-Rim Frames: A thicker edge looks less noticeable with supportive frames.

However, for moderate to strong prescriptions, these lenses can become quite thick and heavy, affecting both comfort and appearance.

Thin (High-Index) Lenses

High-index lenses are designed to be thinner and sleeker:

• Less Edge Thickness: Ideal if your prescription is moderate to high.
• Better Aesthetics: Thinner profile improves how your glasses look, especially in rimless or lightweight frames.
• Comfort: Less bulk can make glasses easier to wear all day.

The higher the refractive index, the thinner the lens can be, making 1.67 and 1.74 lenses great options if you want reduced thickness without compromising visual clarity.

Do You Need Thinner Lenses?

The general rule of thumb for lenses is that if your prescription is low, then investing in thinner lenses might not be necessary. Consider high-index lenses if:

• You have a moderate-to-high prescription (beyond ±2.50 dioptres).
• You’re choosing delicate or minimalist frames that would show thick edges.
• You want a pair of glasses that feel light and refined all day.
• Appearance matters; thinner lenses often look more modern and balanced.

What to Avoid With Higher Powers

If your prescription is strong, there are a few common mistakes you can avoid with the right guidance:

Choosing Standard Lenses for a Strong Prescription

Standard lenses can become thick and heavy when correcting significant vision issues. This can make glasses uncomfortable and less visually attractive.

Selecting Large Frames Without High-Index Options

Large lens sizes require more material, which makes the thickness more noticeable. If you want a bold frame style, a high-index lens can help keep the frame thickness manageable.

Ignoring Lens Coatings

High-index lenses reflect more light than standard lenses. To improve visual clarity and reduce glare, especially when driving at night, consider anti-reflective coatings and other enhancements alongside your chosen lens material.

Choosing between thin and standard lenses is more than just about price; it’s about comfort, confidence and long-term satisfaction with your glasses. By understanding refractive index and how lens thickness affects appearance and performance, you can make a more informed choice. And with expert guidance from D.I. Blow Opticians, you’ll get glasses that fit your life and your look perfectly.

Thinking about frames too? Our guide to which glasses suit your face shape is a great next step once your lenses are sorted. If you’re weighing up glasses against contacts, our guide to varifocal contact lenses is worth a read too.

Ready to explore your lens options? Book your next eye exam or glasses consultation with D.I. Blow Opticians.

The post Thin vs Standard Lenses: Do You Need Lens Thinning? appeared first on D.I.Blow Opticians.

What Are Varifocal Contact Lenses?

Varifocal contact lenses are specially designed multifocal lenses that allow you to see clearly at multiple distances, from distance vision to intermediate (like computer screens) and close-up tasks such as reading. Unlike standard single-vision lenses, which only correct vision at one distance, varifocal contacts contain multiple prescription zones blended smoothly in the lens.
They work in a similar concept to varifocal (progressive) glasses, but in contact lens form. This means your eyes use different parts of the lens depending on what you’re looking at, all without needing to switch between glasses.

Can I Get Varifocal Contact Lenses?

Yes, varifocal contact lenses are available in the UK from professional opticians such as D.I. Blow Opticians. They’re most commonly recommended for people experiencing presbyopia (age-related difficulty focusing on close objects), which typically starts in your 40s and beyond. If you think you may be a candidate, our contact lens service includes a fitting consultation to check suitability before you commit.

Pros of Varifocal Contact Lenses

1. Clear Vision at All Distances

One of the biggest advantages is that varifocal contact lenses provide vision correction for near, intermediate, and distance vision in a single lens. That means you don’t have to juggle reading glasses and regular contacts, perfect for everyday activities.

2. Stable, Natural Vision

Because the lens moves with your eye, many people find that varifocal contact lenses offer a more natural field of vision than glasses, especially for activities like walking or working on a computer.

3. Great for Active Lifestyles

If you dislike glasses slipping or fogging up during sports and outdoor activities, varifocal contact lenses can be an excellent solution, letting you stay focused without visual interruptions.

4. No Need for Multiple Eyewear

Perhaps the biggest practical benefit is simplicity; you don’t have to carry or switch between different eyewear for reading and distance tasks.

Cons of Varifocal Contact Lenses

1. Adjustment Period

Many wearers find a short adaptation period as their eyes and brain adjust to switching between prescription zones. Some people might experience mild headaches or blurred vision initially, but most adapt over time.

2. Cost Considerations

Varifocal contact lenses can be more expensive than standard single vision lenses due to their advanced design and fitting requirements. However, a personalised fit and ongoing support from an optician like D.I. Blow can significantly improve comfort and performance. Ask about a free trial before committing to a full supply, so you can check they suit you first.

3. Nighttime Vision Challenges

Some people report more difficulty focusing in low-light conditions or at night, particularly if their prescription changes significantly between distances.

Getting Fitted for Varifocal Contact Lenses

Getting the right fit matters more with varifocal contact lenses than with standard single-vision lenses, since the lens needs to sit precisely to give you clear vision across all three prescription zones. Our team follows fitting standards set by the British Contact Lens Association (BCLA), the UK’s professional body for contact lens practitioners, and will usually book at follow-up check a few weeks into your trial to fine-tune the fit if needed.

Are Varifocal Contact Lenses Right for Me?

Varifocal contact lenses are an excellent option for many people, but they aren’t perfect for everyone. Your lifestyle, visual needs, eye health and tolerance for adaptation all play a role in determining whether they’re the best choice.

For example:

• If you work long hours on screens, a trial period can help determine suitability.

• If you have dry eyes or other conditions, specific lens materials might improve comfort.

• Some individuals may still prefer varifocal glasses for certain tasks, especially if the adaptation period with contacts is uncomfortable. Our contact lens vs glasses guide goes into more detail on how to weigh up that decision.

This is where expert guidance matters most.

So, can you get varifocal contact lenses? Yes, and they can be a fantastic solution if you want clear vision at every distance without switching between contacts and glasses. But these lenses require careful fitting, a bit of adaptation, and personalised advice, all of which you’ll find at D.I. Blow Opticians.

If you’re curious about varifocal contact lenses or want to explore your contact lens options, book an appointment today to speak with our friendly, expert team. We’ll help you find the vision solution that’s best for your eyes and your lifestyle.

FAQs

Are Varifocal Contact Lenses Any Good?

Most wearers who persevere through the initial adjustment period find them a genuinely convenient alternative to switching between reading glasses and regular contacts. As with any contact lens, individual experience varies; a trial fitting is the best way to know whether they’ll work for you.

I Already Wear Varifocal Glasses — Can I Wear Contact Lenses Instead?

Yes. If you’re used to varifocal (progressive) glasses, you can usually be fitted with varifocal contact lenses that work on the same multi-zone principle, so you don’t have to go back to single-vision contacts and reading glasses. A fitting consultation with our team will confirm whether your current prescription and eye health make you a suitable candidate, and you can trial the lenses before committing to a full supply.

How Long Does it Take to Adjust to Varifocal Contact Lenses?

Most people adapt within a few days to a couple of weeks. Some notice mild headaches or blurring at first as their eyes learn to adapt to the different prescription zones, which typically settle as you get used to the lenses.

Can I Try Varifocal Contact Lenses Before Buying a Full Supply?

Yes, ask about a free trial when you book a contact lens fitting, so you can test comfort and clarity across a few days before committing.

Are Varifocal Contact Lenses More Expensive Than Regular Contacts?

Generally yes, due to the more complex lens design and the fitting expertise required to get them right. Costs vary brand by brand and prescription; your optician can talk you through current pricing at your fitting.

What’s the Difference Between Varifocal Contact Lenses and Varifocal Glasses?

Both correct near, intermediate, and distance vision in one lens, but contact lenses move with your eye rather than requiring you to look through a specific part of a fixed lens like glasses do. Some people find one more natural than the other; our contact lens vs glasses guide compares both in more depth.

The post Can You Get Varifocal Contact Lenses? appeared first on D.I.Blow Opticians.

Whether you’re picking your first pair or updating your look, understanding how frame shapes interact with your face’s unique contours makes all the difference. And if you’d rather skip the research and try frames on in person, our team at any D.I.Blow practice will talk you through it for free – no appointment needed for a browse and try-on.

Quick Reference Table

Why Face Shape Matters (But Isn’t Everything)

Whilst face shape gives helpful direction when choosing glasses, fit and personal style matter just as much. Frames that contrast your face’s natural features typically bring balance; for example, angular frames can define soft contour, and rounded frames can soften strong angles. Think of face shape as a starting point for narrowing down styles, not a strict rulebook: the best pair is always the one that fits properly and feels like you.

Identifying Your Face Shape

Before choosing frames, take a good look in the mirror or ask a friend to help you identify your face shape. The most common ones are:

• Oval: Balanced proportions, slightly wider cheekbones, gently tapering jawline.
• Round: Full cheeks with softer lines and similar width and height.
• Square: Strong jawline, broad forehead, angular features.
• Heart: Wider forehead with a narrower chin.
• Diamond: High cheekbones with a narrower forehead and jawline.

Not sure which one you are? Our team can help you work it out in a second during a fitting – just ask.

Best Glasses for Each Face Shape

Oval Faces

Oval faces have balanced proportions, cheekbones slightly wider than the forehead and jawline, with a gently rounded chin, which is why this shape is considered the most versatile of all. There’s very little a frame can do to unbalance an oval face, so this is your chance to have fun with style rather than worry about correcting anything.

Ideal Frames:

• Almost anything works, from round to rectangular to geometric.
• Try slightly wider or bolder frames to maintain your natural facial balance and avoid your glasses looking too small for your face.
• Aviator and browline styles are a particularly flattering classic choice.

Why It Works:

Because your proportions are balanced, frames don’t need to correct anything. They can simply express your personal style.

Brand Pick:

Ray-Ban’s classic Wayfarer and Clubmaster-style shapes were practically designed with oval faces in mind, clean, simple lines that don’t fight your natural symmetry. If you want something with a bit more presence, Tom Ford’s bolder acetate frames add more personality without overwhelming balanced features.

Round Faces

Round faces have full cheeks, soft lines, and roughly equal width and height, with few sharp angles. The goal here is to introduce some structure and add the appearance of length.

Ideal Frames:

• Angular, rectangular, or geometric shapes.
• Frames that are wider than they are tall to elongate the face.
• Avoid small, narrow, or perfectly round styles, which tend to emphasise roundness rather than balance it.

Why it Works:

Angular frames add definition and help create the illusion of length and structure that a round face naturally lacks.

Brand Pick:

Hugo Boss’s sharper, more geometric frames are a strong match here, and Prada’s more angular acetate styles help add definition without ever looking harsh.

Square Faces

Square faces are defined by a strong jawline, broad forehead, and generally angular features of a similar width top to bottom. The aim with frames is to soften those strong lines rather than double down on them.

Ideal Frames:

• Rounded, oval, and curved styles.
• Frames with thinner, lighter rims to avoid adding extra bulk to an already strong jawline.
• Avoid overly square or heavily geometric frames, which echo the face’s shape rather than balancing it.

Why it Works:

Curved frames counterbalance angular features, softening the overall look without hiding your bone structure.

Brand Pick:

Maui Jim’s rounded polarised sunglasses and Silhouette’s ultra-light rimless styles both soften a strong jawline beautifully, Silhouette particularly if you want something barely-there for everyday wear.

Heart Faces

Heart-shaped faces have a wider forehead and cheekbones that narrow down to a smaller, sometimes pointed chin. Frames that add width or detail lower down help bring the face back into balance.

Ideal Frames:

• Cat-eye styles, which draw the eye outward and balance a wider forehead.
• Frames with detailing around the bottom rim or mid-section.
• Lighter-coloured or rimless bottoms, to avoid drawing extra attention to a narrower chin.

Why it Works:

These styles widen the appearance of the lower face, bringing harmony to the natural taper from forehead to chin.

Brand Pick:

Michael Kors and Ted Baker both do excellent cat-eye and lightly-detailed lower-rimstyles that balance a narrower chin against a wider forehead beautifully.

Diamond Faces

Diamond faces have high, prominent cheekbones with a narrower forehead and jawline, a striking, well-defined bone structure that frames should complement rather than compete with.

Ideal Frames:

• Oval or rimless frames, which soften angular cheekbones.
• Semi-rimless styles with detailing weighted towards the top of the frame (brow line).
• Avoid frames that are narrower than your cheekbones, which will look pinched.

Why it Works:

These shapes enhance your natural bone structure without overwhelming it, drawing attention to the eyes rather than the cheekbones.

Brand Pick:

Tiffany & Co.’s oval and rimless styles add elegant detail exactly where diamond faces need it – around the brow and cheekbone – without competing with your bone structure. Silhouette’s rimless designs work just as well if you’d prefer something almost invisible.

Remembering Frame Fit

Whilst face shape matters, fit matters equally – this is the job of a dispensing optician rather than an optometrist (read our guide to opticians, optometrists and ophthalmologists if you’re not sure who does what). At D.I. Blow Opticians, our fittings are carried out by dispensing opticians registered with the General Optical Council (GOC) and ABDO-trained to make sure that every pair sits perfectly, taking into account your face shape, nose bridge, and temple width. No amount of the “right” shape will look good if the fit is wrong.

Here are a few fitting basics:

• Width: Glasses should align with the broadest part of your face. If they’re narrower, they’ll look pinched; if wider, they’ll slip and look oversized.
• Bridge Fit: The frame’s bridge should rest comfortably on your nose without slipping or leaving marks.
• Temple Length: Arms should comfortably reach behind your ears without pinching at the temples or behind the ears.
• Eyebrow Line: As a general rule, the top of the frame should sit at or just below your eyebrows.

At D.I. Blow Opticians, we’re proud to offer one of the widest selections of frames in the Midlands, from everyday value options to designer brands, all tailored with expert advice and precise fitting.

Whether your face is round, oval, square, heart-shaped or diamond, the right glasses can highlight your best features and elevate your look. So come in, try on a range of styles, and let our team guide you to frames that fit not just your face but your personality, too.

Once you’ve found your ideal frame shape, it’s worth thinking about lenses too – our guide to thin vs standard lenses explains your options, and if sunglasses are next on your list, see our polarised vs non-polarised sunglasses guide. If you’re curious what’s trending right now, our roundup of the latest eyewear styles is worth a look too, or browse what to look for in a glasses shop before you visit.

Book a free frame-fitting consultation at your nearest D.I. Blow practice and let our team match you with your perfect pair.

Frequently Asked Questions

Which Glasses Suit Me?

The quickest way to find out is to identify your face shape first – oval, round, square, heart, or diamond – then match it against our quick reference table above. For a definite answer, our team can identify your face shape and recommend frames for free during a fitting at any D.I. Blow practice.

How Do I Choose Glasses for My Face Shape?

Start by identifying whether your face is oval, round, square, heart-shaped, or diamond, then look for frames that contrast rather than copy your natural features. For example, angular frames for a round face, or curved frames for a square jawline. Fit (width, bridge, and temple length) matters just as much as shape.

What Shape Glasses Suit a Round Face Best?

Angular, rectangular, or geometric frames work best for round faces, since they add structure and help elongate softer, rounder features. Avoid small or perfectly round frames, which tend to emphasise roundness rather than balance it.

Do My Glasses Have to Exactly Match My Face Shape?

No. Face shape is a helpful starting point, not a strict rule. Personal style, colouring, and how a frame feels when you’re wearing it all matter too. Many people find frames outside their “ideal” category still suit them once fit and personal style are taken into account.

Can I Try on Frames Without Booking a Full Eye Test?

Yes. You’re more than welcome to come into any D.I. Blow practice and try on frames from our full range at any time – no appointment or eye test required. If you do need an updated prescription, we’re happy to combine both in one visit.

Where Can I Get Expert Help Choosing Glasses in Nottinghamshire or Derbyshire?

D.I. Blow Opticians has practices across Nottinghamshire, Derbyshire, and Mansfield, including Alfreton, Bulwell, Eastwood, Hucknall, Ilkeston, Sutton-in-Ashfield, and Wollaton. Find your nearest practice here and our team will help you find frames that suit your face shape, lifestyle, and budget.

The post What Glasses Suit My Face Shape? A Complete Style Guide appeared first on D.I.Blow Opticians.

What To Look For: Quality & Style

When you’re searching for “glasses shop near me,” here are the top criteria to vet a shop by:

• Wide, Curated Frame Selection: A great shop offers a range of frames, from classic and timeless to trendy and bold. This ensures you can find something that suits your face shape, lifestyle, and personal style. Smaller, well-curated frame collections, especially independent shops, often carry unique or niche brands that stand out from high-street mass retailers.
• High-Quality Materials and Craftsmanship: Good frames and lenses should balance durability, comfort, and aesthetics. Look for shops that stock quality materials (such as acetate, metal alloys, or hypoallergenic metals) and that let you inspect the build quality up close.
• Accurate Fitting and Lens Crafting: Proper lens centration, correct pupillary distance (PD), and accurate prescription mapping are essential, especially for complex prescriptions, progressive lenses, or higher-power prescriptions. Buying from a reputable in-store optician ensures these measurements are taken professionally.
• Aftercare, Adjustments and Frame Servicing: Glasses can require occasional tweaks, tightening, adjusting nose pads or arms, and small repairs. Independent shops usually offer aftercare, repairs, and adjustments as part of their service.
• Transparent Pricing and Good Value: While independent opticians may not always be the cheapest option, their transparent pricing, including lenses, coatings, adjustments, and quality craftsmanship, often means better long-term value, rather than just a low upfront price.

Why Choose an Independent Optician

Choosing an independent optician offers several advantages over large chain stores or online-only retailers:

• Personalised, Expert Service: Independent opticians take time to understand your needs: your prescription, lifestyle (desk work, driving, outdoors), facial features, and how you use your glasses. This leads to better-informed recommendations rather than “one-size-fits-all.”
• Access to Unique and Niche Eyewear: Independent shops aren’t bound by corporate supply chains or bulk-ordered frame inventories. They often stock unique, boutique-quality frames you might not find in chain stores, making them perfect if you want something distinctive.
• Higher-Quality Care and After-Sales Support: Aftercare, frame adjustments, re-fitting, cleaning, and small repairs are often faster, easier, and more personalised with local independent opticians.
• Continuity and Trust: Many independent practices foster long-term relationships, so over time, your optician learns your prescription history, lifestyle, and preferences, leading to more consistently good results.
• Transparency and Ethical Practice: Because corporate sales quotas don’t drive independents, the emphasis is on genuine eye care, suitable lens & frame choices, and honest recommendations, not upselling.

For all these reasons, and more, an independent practice like D.I. Blow Opticians may very well offer the best combination of quality, style, care and value for your next pair of glasses.

Getting The Most Out of Your Visit

To get the most out of your trip to the opticians:

1. Think About How You Use Your Glasses: Are they for everyday wear, work (computer), reading, driving, or outdoor use? A good optician will suggest lenses and coatings accordingly (anti-glare, blue-light filter, photochromic, etc.).
2. Try On Multiple Frames: Face shape, head size, and even ear placement affect fit. Spend time testing different styles, see how they feel, especially arm length, nose comfort, and lens alignment.
3. Ask About Lens Options & Extras: Anti-reflective coating, scratch-resistant lenses, thin lenses, tinted/transition lenses, etc. These can improve comfort and longevity.
4. Check After-Sales Support: Ask whether minor adjustments, tightening, or servicing is offered free or at low cost, a big plus for long-term satisfaction.
5. Compare Value, Not Just Price: Cheap frames may save money initially, but higher-quality frames and lenses often last longer, fit better, and give better vision.

Expert Tips From Opticians

From our experience helping customers every day, we often see that:

• People underestimate the importance of frame fit; a “good-looking” pair that doesn’t sit well can cause discomfort or poor vision. Always prioritise comfort and correct alignment over style alone.
• Lens quality matters, especially for complex prescriptions. High-index lenses, proper centration, anti-reflective coatings and correct PD can make a big difference to clarity, comfort, and long-term eye health.
• Don’t ignore aftercare. Glasses are not “set and forget.” Over time, screws loosen, frames shift, and lenses get smudged or scratched. A good local shop will help you maintain them so they last longer.
• Regular eye tests remain essential. Even if your vision feels “fine,” eyes change over time. Independent opticians often offer comprehensive eye exams and follow-up guidance, something many online sellers or chains may shortcut.

At D.I. Blow Opticians, we emphasise these subtleties. We take the time to fit you properly, explain lens & frame choices, and offer follow-up care, built around trust, comfort and clear vision.

If you’re asking yourself, “Where can I find a good glasses shop near me?” the answer might just lie with local, independent opticians. By focusing on quality frames, precise lens fitting, friendly service and aftercare, they offer a much more personalised and reliable experience than many big-box retailers or online shops.

Whether you’re after everyday specs, stylish frames that reflect your personality, or expert advice on lenses and eye health, a practice like D.I. Blow Opticians is likely to deliver.

So take your time, explore frame options, ask questions, and choose a pair of glasses that doesn’t just improve your vision, but complements your lifestyle and stands the test of time — our roundup of this year’s top eyewear trends is a good place to start if you want inspiration. Your eyes deserve the best, and the right optician makes all the difference.

The post Best Glasses Shops Near Me: How to Find Quality and Style appeared first on D.I.Blow Opticians.

What Are Polarised Lenses?

Polarised sunglasses are fitted with a special filter (a “polariser”) that cuts out glare by blocking certain orientations of light. When sunlight reflects off flat surfaces, like water, wet roads, glass, or snow, much of that light becomes “polarised,” causing intense glare. Polarised lenses filter out horizontally reflected light, significantly reducing glare and letting only vertically reflected light through.

In contrast, non-polarised sunglasses simply use tint to reduce the overall brightness of light entering your eyes, often combined with UV-blocking coatings. They do not selectively block glare.

Hence, the key difference isn’t necessarily UV protection, which should exist regardless of polarisation, but whether the lenses help manage reflected light and glare. For a broader look at how polarised lenses work and the different types available, see our full guide on everything you need to know about polarised sunglasses.

Polarised vs Non-Polarised: What’s The Difference?

Why Polarised Sunglasses Are Often Better

1. Glare & Reflection Reduction

Because the polarised filter blocks horizontally reflected light, polarised sunglasses dramatically reduce glare from water, wet surfaces, glass, and snow. This makes them ideal for driving, walking in cityscape with reflective pavements, or spending time outdoors near water or in bright sunlight.

Reducing glare means less squinting and eye strain, which, over a long walk, drive or outdoor activity, improves comfort and reduces fatigue.

2. Better Visual Clarity, Colour & Contrast Outdoors

By cutting out scattered, reflected light, polarised lenses can improve contrast, colour perception, and sharpness of vision. This helps when driving (seeing the road clearly), boating or fishing (seeing beneath the water surface), or simply enjoying a sunny day outdoors.

3. Maintains UV Protection

Polarisation itself doesn’t guarantee UV protection, but many quality polarised sunglasses also carry UV400 or CE ratings, which block 99 to 100% of UVA/UVB rays. That means you get glare reduction and eye-health protection, if you choose wisely.

4. Excellent for Specific Activities & Environments

If you spend time driving, cycling, boating, walking near water or snow, or live somewhere with frequent glare from buildings, glass or wet roads, polarised sunglasses are a strong choice.

In short: where glare is a regular problem, outdoors, water, reflective surfaces, bright sunlight, polarised lenses deliver a noticeably better visual experience.

Why You Should Still Consider Non-Polarised Sunglasses

Despite their benefits, polarised sunglasses aren’t perfect, and there are good reasons to own a non-polarised pair too.

Screen Visibility

Polarised lenses can sometimes make LCD screens, like phone screens, car dashboards, cash points or digital panels, look dim, distorted or even unreadable, because the polarising filter affects the way certain light waves pass through.
If your daily life involves frequent screen use outdoors (GPS, phone, tablets), non-polarised lenses may be more convenient.

Performance in Low Light or Unpredictable Weather

Because polarised lenses often reduce overall light, they may be less suitable in dusk, dawn, cloudy or indoor-outdoor transition situations (e.g. stepping in and out of shade). Non-polarised sunglasses tend to have more consistent visibility across changing light conditions.

Cost & Affordability

Polarised sunglasses tend to be more expensive, typically 20 to 30% more than equivalent non-polarised versions.
If you’re budget-conscious, or want multiple pairs for different situations, non-polarised sunglasses remain a useful, cheaper option.

Versatility & Everyday Use

For everyday urban use, walking around town, commuting, casual use, non-polarised sunglasses are often more practical. They avoid the screen-visibility issues and work reasonably well in variable light.

In many cases, owning both polarised and non-polarised sunglasses is the smartest choice: use polarised outdoors for driving, holidays, water or snow; and keep non-polarised for daily wear, indoor-outdoor transitions, and screen-heavy situations.

Polarised sunglasses offer distinct advantages when glare, bright reflections, and outdoor conditions are central to your day, improving clarity, comfort, and reducing eye strain. But non-polarised sunglasses remain valuable: affordable, versatile, and often more convenient for everyday use, screen viewing, or variable light conditions.
Rather than asking “which is better overall,” the question is: “Which is better for your lifestyle and the situations you face?”

At D.I. Blow Opticians, we encourage clients to think about how, when, and where they spend their time, and choose sunglasses accordingly. Many find that owning both types gives them the best of both worlds: clarity and comfort outdoors, and practicality and convenience for everyday life.

Already know you want to go the polarised route? See how they compare in cost and style to prescription sunglasses, read our tips on caring for your sunglasses to keep them scratch-free, find out which frame shapes suit your face before you buy, or explore our guide to lens coatings for even more UV and anti-glare protection. For the full picture on choosing the right lenses, see our Sunglasses Lens Guide.

If you’re unsure which to choose, feel free to book an appointment. We’ll be happy to guide you through the options and find the perfect pair for your eyes and lifestyle.

The post Polarised vs Non-Polarised Sunglasses: Which Are Better for Your Eyes? appeared first on D.I.Blow Opticians.

Do Blue Light Glasses Actually Work?

Blue light is part of the visible light spectrum, high-energy and short-wavelength, emitted by digital screens, LEDs, and in much larger amounts, by the sun itself. Blue light blocking coatings filter out a portion of this light before it reaches your eyes.

Whether blue light glasses meaningfully protect your eyes is genuinely debated among eye care professionals. The American Academy of Ophthalmology has stated there’s currently limited clinical evidence that blue light from screens actually causes damage, and that eye strain from screen use is more likely caused by how we use screens (reduced blinking, poor posture, extended close focus) than by blue light itself.

That said, many people report the coating helps with visual comfort during long screen sessions, and it’s a low-risk, inexpensive addition if you find it helps you personally. You can read more detail in our guide on blue light and eye health here.

Anti-Reflection (Anti-Glare) Coating

Anti-reflection coatings, are also known as AR coatings, are designed to reduce glare, increase clarity, and improve visual comfort. They are particularly useful for night driving, long hours at a screen, and photography (since AR-coated lenses don’t reflect light back into photos the way uncoated lenses can).

AR coatings work via light interference: specific materials with certain refractive indices are layered together to cancel out reflected light at particular wavelengths. This increases light transmission through the lens and reduced the unwanted reflection that causes glare.

If you regularly drive at night, work long hours on screens, or simply notice glare bothering you, book an eye test with our team and ask about adding AR coating to your next pair.

UV Protection Coating

UV protection is essential for anyone spending significant time outdoors. Sun exposure to unprotected eyes can significantly increase the risk of eye conditions such as macular degeneration and cataracts. The College of Optometrists recommends UV-protective eyewear whenever you’re in strong sunlight.

UV protection coatings work by either absorbing or blocking harmful UV rays before they reach the eyes. Depending on the glasses, these coatings are induced in the lens or added as a layer.

To provide 100% UV protection, glass and plastic lenses must have UV coating applied. This is not necessary for polycarbonate, NXT, and most high-index plastic lens materials, as they block 100% UVA, UVB, and UVC without the need for added coatings.

UV Wavelengths Explained

UVC: Wavelengths below 280nm are filtered out by the ozone layer surrounding the Earth. The amount of absorption varies and is less near the equator and at high altitudes due to the reduced atmospheric thickness.

UVB: Wavelengths between 280nm and 315. These are responsible for sunburn and snow blindness. The amount of ultraviolet affecting a person is substantially increased by reflection from surfaces such as snow, sand, and water.

UVA: Possibly the most dangerous area, between 315nm and 380nm, causing chronic eye damage, especially with low-dose exposure over a long period of time.

If you’re choosing sunglasses specifically, our polarised vs non-polarised guide covers how polarisation works alongside UV protection in more depth.

Scratch-Resistant Coating (SRC)

All lightweight lens materials, plastic, polycarbonate, and high-index plastics, have a relatively soft surface and require an SRC applied to both sides of the lens. Glass lenses don’t require an SRC due to their natural hardness. Glass is, in fact, more scratch-resistant than most lightweight lenses with SRC applied.

Anti-Fog Coating (AF)

The anti-fog coating permanently bonded to the inside of the lens absorbs moisture before fog forms. It can fade over time with repeated cleaning of the inside of the lens. As an alternative, there are now many effective sprays and wipes that can be used to reduce lens fogging.

Hydrophobic Coating

A hydrophobic coating reduces surface tension, facilitating the runoff of water droplets from the lens surface. It reduces visual distortion arising when wearing glasses or sunglasses around water or in the rain. It also resists stains and repels grease and fingerprints, making cleaning your lenses quicker and easier.

Photochromic Treatment

Photochromic treatment, also known as transition lenses, is designed to adjust to the amount of light around you. These lenses darken when you step outside into bright sunlight and quickly turn clear again when you move indoors. Photochromic treatment can be added to any lens type, and it’s an excellent option for those who frequently move between indoor and outdoor environments. Our prescription sunglasses guide compares photochromic lenses against dedicated prescription sunglasses in full detail, including cost and which suits different lifestyles.

Lens coatings have real, practical advantages for improving vision, comfort, and lens longevity. But not every coating suits every person or lifestyle, and (as with blue light blocking) not every claimed benefit is equally well-supported by evidence. Consider your day-to-day activities when deciding which combination is right for you, and contact our team if you’d like personalised advice. If you’re specifically choosing sunglasses, our Sunglasses Lens Guide pulls all of this together in one place.

FAQs

Do Blue Light Glasses Actually Work?

The evidence is limited. Major eye health bodies, including the American Academy of Ophthalmology, haven’t found strong evidence that blue light from screens causes lasting eye damage, and much everyday eye strain is more likely caused by how we use screens than by blue light itself. Some people still find the coating improves visual comfort during long screen sessions.

Do I Need UV Protection on My Glasses If I Don’t Wear Sunglasses?

Yes, if your everyday lenses are glass or standard plastic. Materials like polycarbonate and high-index plastic block UV automatically, but other lens materials need a UV coating added to reach full protection.

Can I Combine Multiple Lens Coatings?

Yes, most coatings (anti-reflection, UV protection, scratch-resistant, anti-fog, hydrophobic) can be combined on the same lens. Photochromic and blue light coatings can usually be added too, depending on your prescription and lens material.

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If you take good care of your sunglasses they can last for 10 years or more. So what are our top tips for getting the most out of your favourite shades?

1. Protect Your Sunglasses From Scratches

Whilst glass lenses are more resistant to scratching than polycarbonate lenses, whatever your lens types it’s important to store your sunglasses in a case. If you just drop them in your bag they’re likely to get scratched by your keys and ruined.

Get yourself either a hardshell case or at minimum a microfibre pouch.

2. Clean Your Sunglasses Properly

Your sunglasses will be prone to smudges and grime, they will pick up oils from your skin and fingers, dirt from outside, makeup residue, and salt or chlorine from the ocean or pool.

The best way to clean your sunglasses is to start with clean, dry hands. Rinse your glasses under warm water and soap up your fingers with a few drops of mild dishwashing soap without harsh detergents or moisturisers. Rub soapy water on the frames and then dry them with a microfibre cloth for best results.

Do not use rubbing alcohol, glass cleaners, vinegar, or any other household cleaners on your glasses.

3. Don’t Leave Your Sunglasses In The Car

Don’t place your sunglasses on the dashboard where heat from the sun is particularly intense.

Extreme heat can be generated by the windshield of your car and that heat can cause the lens of your sunglasses to delaminate. The mirroring and anti-reflective coatinga on the lenses may degrade.

4. Consider How Your Care For Polarised or Mirrored Lenses

Whilst care for polarised sunglasses and mirrored sunglasses is the same as any pair of glasses, it should be noted that some high-quality lenses place the mirror inside the glass, while less-expensive lenses might spray on the mirroring.

Spray on coatings are more vulnerable to scratching and chemicals.

5. Stop Wearing Your Sunglasses On Top Of Your Head

Wearing your sunglasses on top of your head might seem convenient when not in use, but doing this repeatedly can damage to the nose pads, cause the screws to loosen, and stretch the arms.

If you follow these tips and advice, you will ensure that your favourite sunglasses stand the test of time. If you’re in the market for a new pair, take a look at our guide to polarised vs non-polarised lenses or our guide to prescription sunglasses, or browse our full Sunglasses Lens Guide to compare all the lens options available, then visit us in store at D.I. Blow Opticians to see our full range.

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