What are the different types of sunglasses lenses

With the hopes of those long summer days and glorious sunshine finally here (albeit perhaps only occasionally in a British summer), it’s the perfect time to start thinking about those sunnies. When you step outside it’s important to make sure that your eyes are adequately protected from the sun’s harmful UV rays, but because the different ways sunglasses are tinted means some lenses are better suited to certain environments than others, it can be hard knowing which is the right choice. So we’ve put this guide together to help:

Gradient sunglasses lenses

an example of brown gradient sunglasses lenses

Gradient lenses are tinted top down, with the top of the lens being the darkest. These are great for driving as they shield your eyes from overhead sunlight, and the lighter bottom half of the lens can help you see your dashboard. However, they are not always as dark as other types of tint and are often chosen more for cosmetic reasons.

Double gradient sunglasses lenses

Double gradient lenses are darker on the top and bottom, with a lighter tint in the middle band. These are useful on the beach, where they protect your eyes from the sunlight reflecting up off the water and sand, although again they are not always as dark as other tints.

Photochromic lenses

Photochromic lenses adjust their level of darkness according to the amount of UV light they are exposed to. The downside of these is they tend to go dark even on cloudy days as they react to the UV. Photochromic tints are also not as dark as standard sunglasses lenses, which for some people isn’t ideal, however many of our patients like the convenience that photochromic lenses offer them. The lens technology has advanced a lot too over the years, meaning you can now get photochromic lenses that go dark in the car.

Coloured sunglasses lenses

maui jim coloured sunglasses lenses

Coloured lenses impact colour perception. Grey and brown lenses provide the least colour distortion, yellow lenses are popular with skiers whilst green is favoured by golfers. The big advantage of coloured lenses is that they provide heightened contrast and sharper focus in overcast or low light conditions which is useful in sports such as tennis or cycling.

Polarised sunglasses

Polarised lenses cut reflected glare and let you see into water, so they’re useful to those who swim or play water sports. They’re also useful for drivers as they can cut reflected glare from roads.

Mirrored Sunglasses

Mirror coated lenses have highly reflective coatings applied to the surface of the lenses to reduce the amount of light entering the eye. These are helpful when you’re in exceptionally bright conditions, for example skiing on a sunny day.

All of the above lenses are suitable for the majority of the frames we stock, including both sunglasses frames and optical frames.

A few helpful tips for choosing sunglasses

Once you have decided which lenses suit you and your lifestyle best, keep these other tips in mind while picking a new pair of sunglasses.

  • Sunglasses must be CE-marked, or there is no guarantee of their UV protection.
  • Make sure that your sunglasses block at least 99% of UVB rays and at least 95% of UVA rays; anything less than that is just cosmetic.
  • Try on the sunglasses to make sure that they fit properly. They should not pinch around your head and your eyelashes shouldn’t touch the frame or lenses.
  • ‘Wrap around’ frames prevent light getting in around the edges of the frame Many sunglasses also use polycarbonate lenses. These are lightweight, impact-resistant and 100% UV protective.

Our sunglasses recommendations

Maui JIm polarised sunglasses

Interested in sunglasses but stuck for inspiration? Look no further than Maui Jim sunglasses? Founded back in 1980, Maui Jim has grown from humble beginnings selling sunglasses on a beach in Lahaina, Hawaii to one of fastest-growing premium polarised sunglass manufacturers in the world.

Renowned for their advanced lens technology, Maui Jim sunglasses are available both in prescription and non-prescription, offering UV400 sunglasses across all their range. But what are UV400 sunglasses you may ask? UV400 sunglasses block 99-100% of ultraviolet light, offering the highest level of protection for your eyes.

And if you weren’t already convinced, Maui Jim also employ a colour-enhancing technology in their lenses to give wearers optimum contrast and vibrance.

So you can rest assured that if you choose a pair of Maui Jim sunglasses, you’ll have the best protection against UV whilst feeling great in stylish and on-trend frames.

Get your look

If you’re looking for new sunglasses this summer, then now is the perfect time to book a style consultation with one of our Dispensing Opticians at your nearest Leightons Opticians & Hearing Care practice. We will be there to help you choose from our wide range of great-looking sunglasses, so you can find the perfect pair to suit your needs. Book your sunglasses consultation online or call 0800 40 20 20 to request an appointment.

While you’re at the branch, why not book an eye exam as well? Should your eye exam suggest that you need prescription lenses for your sunglasses, we can customise your chosen frames with the appropriate lens prescription. Just call us on 0800 40 20 20 or book an appointment online.

Book an appointment

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Close-up of black-framed eyeglasses with fogged and water-dotted lenses resting on a wooden surface.
How to stop glasses steaming up
A common problem for many glasses wearers is the lenses steaming up. During the summer months, fogged-up glasses are less of an issue but are much more prevalent during the cold winter months when the difference in indoor and outdoor temperatures causes condensation. Steamed-up glasses lenses can be frustrating and inconvenient, so we’ve compiled a list of our top 8 tips to help prevent them from fogging. Why do glasses fog up? Typically, glasses fog up because of the temperature change from indoors to outdoors and vice versa. You may notice some people’s glasses fog up more easily than others and that’s because it can also depend on your own body temperature. For example, after exercise or a hot shower, when the moist air from your breath and around your head hits the cold lenses, they’ll fog up. How to stop your glasses from fogging up: 8 tips While steamed-up glasses are often inevitable as we, unfortunately, can’t control the weather, there are preventative measures you can take to help keep your glasses as clear as possible. 1. Let your glasses adjust to temperature changes With the sudden temperature change from stepping into a warm room from the cold outdoors, your glasses will need some time to adjust. If possible, set them aside for a few moments to clear up. The same goes for going outside from indoors. If you can't see clearly without glasses and are unable to take them off, to prevent them from fogging up indoors, you could instead try to adjust the temperature inside, such as opening a window, so it isn't such a drastic change. 2. Ensure your glasses fit Finding the right fit for your glasses can be tricky. If they’re too big or the sides are slightly crooked, they’ll be sliding down your nose every five minutes and constantly steam up from your warm breath. 3. Opt for anti-fog lenses There are many different types of lenses to choose from, and if your glasses steaming up is a big concern, choosing anti-fog lenses will be a great option. These lenses have a unique coating that attracts and evenly distributes moisture across the lens surface, preventing water droplets from forming and obstructing vision. 4. Wear contact lenses when exercising To avoid your glasses fogging up as your temperature rises while exercising, the most effective solution is to wear contact lenses instead. When deciding between contact lenses and glasses, keep in mind that contact lenses do not fog, and they’ll be more comfortable and convenient to wear while exercising. 5. Try anti-fog products There are several anti-fog products available to try, including: Anti-fog spray: This quick and easy solution creates a very thin film on your lenses to protect them from moisture. Simply spray the lenses directly and let them dry for a while before wearing them. Once dried, you can wear them out in the cold and enjoy clear-sighted vision. Anti-fog wipes: these are perfect to use on the go. Simply use the wipe in a circular motion, let them dry and pop the glasses back on fog-free. 6. Watch out for hot drinks As comforting as hot tea, coffee, or hot chocolate is in the winter, they are notorious for fogging glasses. The warmth released from the cup as you take a sip will instantly steam up your glasses. Luckily, putting a lid on the cup will prevent fogging from happening. 7. Keep your lenses clean It’s important to keep your lenses clean as dirt, grease and dust on your glasses will allow the fog to accumulate, making the situation worse and even harder to see out of. We suggest cleaning your glasses at least once every day and then storing them properly when you’re not using them. When they do steam up, wipe them with a silky lens cleaning cloth to prevent them from becoming smeary. It’s also wise not to touch the lenses with your bare hands as this could transfer oils from your skin and any skin products you may have used, such as moisturiser or hand cream, making them cloudy. 8. Make sure your face mask is not too big If you’re wearing glasses with a face mask, make sure the mask is well-fitted and not too big to stop your breath from escaping through the top of the mask and fogging up your glasses. Try to also leave a gap between the face mask and your nose to allow the heat to escape without reaching your glasses. Avoid home remedies that can damage your lenses While information online may advise you to try home remedies, such as washing your glasses with soap or using shaving cream, as a way to create a barrier, we strongly recommend against using these methods, as you could risk damaging your lenses and needing to buy replacements. Book your eye test today Find a Leightons branch near you
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