Finding the right fit for your glasses can be tricky – between making sure they don’t keep slipping down and not so tight that they mark the bridge of your nose, there are many factors to ensuring the best fit when getting used to new glasses. Ill-fitting glasses can be uncomfortable and can make wearing them more of a hindrance than a help. From the frame width to the pupillary distance and beyond, read on to learn how should your glasses fit.

Why Proper Fit Matters

Anyone who’s had a pair of glasses slide down their nose every 5 minutes knows that well-fitting frames are essential. But finding a good fit is more than a matter of convenience and comfort. Glasses that don’t fit well can cause eye strain, vision problems, and headaches.

A smiling woman trying on glasses at an optical store.

How Glasses Should Fit Different Parts of Your Face

There isn’t a one-size-fits-all pair of frames when you’re choosing glasses, there are many different parts that combine to create the perfect fit.

Fit Around Your Eyes

The middle of your new lenses should align with the level of your pupils. This is because the centre of the lenses is the location with the best and most accurate prescription and is the part you are typically looking through for middle-distance viewing.

Fit on Your Eyebrows

Depending on the frames you choose, For optical glasses, the top of them should sit at the same level or slightly below your eyebrows for both optimal functionality and aesthetics. Sunglasses

Fit on Your Cheeks

Ideally, the bottom rim of your frames should not touch your cheeks, either when they’re sitting on your bridge or when you smile. This prevents smudges on your lenses and is also a comfort factor.

Fit on Your Nose

The nose pads of your glasses should rest comfortably on the bridge of your nose without causing pressure, nor should they keep slipping down your nose. Different nose shapes will find different glasses designs to be more comfortable so you may need to try a few different frames before you find the perfect fit for your nose shape.

Fit on Your Ears

The sides or temples of your glasses should curve over the top of your ears comfortably without pinching or causing discomfort. Proper temple length and adjustment keep your glasses in place, ensuring they don’t slide down your nose and sit in the correct place. This ensures optimal optical performance, which is particularly important for higher prescriptions

Fit Around Your Head

The width and fit of your glasses around your head should be well-balanced. They should fit snugly enough that they stay in place without being so tight that they leave pressure points or cause headaches. Additionally, they shouldn’t be so loose that they slip down your face.

A woman selecting a frame for her prescription lenses at an optical store, surrounded by a variety of stylish eyewear options.

Identifying Poor Fit Issues

If you’ve put on your new glasses and feel like something is a bit off, how can you tell what needs to be fixed? Here are some troubleshooting tips to help identify poor fit issues.

Signs Your Glasses Are Too Tight

If you’ve been wearing your glasses for a bit of time and have noticed any discomfort and pressure, headaches, or red marks on your skin, your glasses are probably too tight and need some adjusting by your opticians. Red marks can also look like indentations in your skin or irritated patches and can be located:

  • Beneath the nose pads
  • Where the arm/side of your glasses sit against your temples
  • Behind or on top of your ears
  • On the tops of your cheeks

Signs Your Glasses Are Too Loose

Sometimes, your glasses fit too loosely. Too-loose glasses frequently slide down your nose and need constant readjustment on your face. This can be frustrating and distracting, and it means your glasses aren't always sitting at the right level on your face, which might strain your vision.

Identifying Crooked Glasses

If your glasses feel unbalanced or uneven when you wear them, look in the mirror: they might be crooked. Ensure the bottom of your glasses rims are straight on your face (many people have uneven eyebrows or ears, so measuring them against your brow line isn’t as useful). If they are crooked, take them to your opticians to get them adjusted.

A professional optician adjusting the nose pads on a pair of glasses, ensuring a comfortable fit for the customer.

Adjusting Your Glasses for the Perfect Fit

If your glasses aren’t fitting correctly, some things can be done to adjust them to help them fit better and make them more comfortable.

DIY Adjustment Tips

Making drastic tweaks to your glasses at home isn’t recommended, as you can easily bend things too far the wrong way and damage your frames. It’s best to visit your optician for adjustments but you can do some things at home to help make your glasses more comfortable.

  • If your glasses hurt or rub your ears, try applying a little baby powder behind your ears to reduce friction and any moisture that might be causing irritation.
  • You can gently adjust the nose pads (if your glasses have them) by applying a little pressure to each side. Be very gentle, as the metal arms holding them in place are quite thin and delicate.
  • If you’re constantly pushing your glasses up your nose, it could just mean that the hinges are a little loose. Try tightening the screws on either side with a glasses screwdriver, being careful not to loosen them further – those screws are very tiny and hard to find if they fall out.

When to Seek Professional Help

For more complex fit issues, it’s best to take your glasses back to your opticians. They will have instruments and techniques that adjust your glasses gently and reduce the risk of breaking parts of your frames.

Your glasses should be comfortable and shouldn’t bother you while you wear them. In fact, they should be almost unnoticeable, and you should forget that you are wearing them. If they are pinching your face, leaving red marks, giving you headaches, or constantly sliding down your face, they will need some adjusting to get fitted correctly again. Book an appointment today with your local Leightons branch to speak to our qualified opticians and find the perfect fit for your glasses.

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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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