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Doctor insights on: Downside To Sunglasses Inside

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Is there a way to remove scratches from glasses and sunglasses?

Is there a way to remove scratches from glasses and sunglasses?

Usually not: Sometimes glasses can be buffed but generally, scratches you can feel with you fingernail means the lens needs replacement. ...Read more

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Is it a good idea to wear sunglasses to protect your eyes while on the computer?

Is it a good idea to wear sunglasses to protect your eyes while on the computer?

No: A bright computer monitor may give you glare but the screen can be dimmed. But its not generally necessary to wear sunglasses. ...Read more

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Does wearing sunglasses in direct sunlight ruin vision? Some light from sun gets into eye from side and above angles.

Does wearing sunglasses in direct sunlight ruin vision? Some light from sun gets into eye from side and above angles.

Protective: Sun glasses are protective to your eyes. They block harmful sun rays which carry UV light which is damaging to your skin and to your eye-lens. Most of the rays come with the direct sunlight, so light from the sides is not harmful. ...Read more

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Does having uv glasses help protect the eyes from computer rays?

Does having uv glasses help protect the eyes from computer rays?

No: There are no "computer rays" so no worry about protection--uv protection in glasses protects the eye form harmful effect of uv rays from the sun. ...Read more

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What eye glass coatings are best to block bright lights?

What eye glass coatings are best to block bright lights?

Various: Try polarized lenses if glare then antireflective coat if photophobic then various grades of tint if needing to adjust in light and dark, then transition lenses. ...Read more

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They make sunglasses that block ultraviolet rays. Would you buy a screen to tan under that blocked ultra?

They make sunglasses that block ultraviolet rays. Would you buy a screen to tan under that blocked ultra?

No: If such a screen really blocks all the ultraviolet then you wouldn't tan! tanning is a reaction of your skin to the damage that ultraviolet radiation causes. The cells of the skin put up little screens that try to shield the nucleus from further injury. Around 20 minutes of sun exposure a day can make your vitamin d ration. Otherwise, try to limit your exposure. ...Read more

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Is it possible for UV rays to hurt your eyes through a vehicle windshield? Light reflected off of water on road, no sunglasses, sore eyes.

Is it possible for UV rays to hurt your eyes through a vehicle windshield?  Light reflected off of water on road, no sunglasses, sore eyes.

All new cars have UV: protection in the past 10 years. So you need to look up the make and model of your vehicle to find out. If so you should be protected. Most prescription glasses, you can buy the UV protective shield. It will fade over time. Always a good idea to protect your eyes in snow, water, or wherever there's high reflectivity of sun rays, even in pools! Avoid sunburn for skin, and protect your eyes too! ...Read more

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Is it safe to tint my own eyeglasses and make them into sunglasses?

Is it safe to tint my own eyeglasses and make them into sunglasses?

Be cautious: Applying a tinting material such as is used on car windows would be difficult due to the curvature of the lens. If you were to use a chemical to tint the glass or plastic lenses, you may damage the glasses and you wouldn't know if the chemical was safe to have near your eyes. May not be worth the risk. ...Read more

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Will window tinting my car help protect me from uva/uvb rays? If so what brand?

Will window tinting my car help protect me from uva/uvb rays? If so what brand?

Window Tinting: From talking to many window tinting companies, that offer several competing product lines, the final opinion is that llumar, formula1, and sun-gard (by madico) offer the best value for your money. ...Read more

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How to choose the right sunglasses? Does expensive glasses mean it's good for our eye?

How to choose the right sunglasses? Does expensive glasses mean it's good for our eye?

Save your money: Expensive and cheap sunglasses are pretty much the same in terms of health to your eyes. They nothin block uv light which is their purpose. Save your money! ...Read more

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Can wearing 100% uva sunglasses protect against eye redness while surfing the web all day?

Can wearing 100% uva sunglasses protect against eye redness while surfing the web all day?

No: The redness you get from computer use is in no way related to ultra-violet light exposure. It is most likely related to dryness. When we use a computer, read or do anything that requires visual attention, we blink less often. This results in a drying of the eye. Dryness results in inflammation and redness. See your eye doctor for the best methods to treat the dryness. ...Read more

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Optometry #: what is the best sunglass clip-ons that will protect the eyes from the very strong sunglare in south florida? Are they all the same?

Difficult choice: There are no enforceable standards in this field. While most sun shield (clip-ons and/or glasses) do block uv, and many say this on their merchandise, they do not have an agency that monitors them nor establishes the level in each piece. So the best you can do is to rely on the literature provided. ...Read more

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Are full eye contacts like the black sclera safe to wear?

Are full eye contacts like the black sclera safe to wear?

Only when: Worn and used as prescribed , just as with normal contact lenses. ...Read more

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Does wearing sunglasses protect your eyes while on the computer?

Does wearing sunglasses protect your eyes while on the computer?

Maybe: If you are protecting them fro flying objects, yes. If you wish to protect them from flying dust, yes. If your goal is to protect them from radio and light waves, yes. However the waves are pretty safe. I would not recommend them unless you feel more comfortable wearing them. ...Read more

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When do I need to wear sunglasses?

Non specific: If you are blinking with brightness, then wear a hat or visor, or sunglasses- or keep in the shade. All are personal choices. ...Read more

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Should I put sunglasses on my child?

Should I put sunglasses on my child?

Yes: Yes protect your child's eyes as well as skin from the sun's rays. ...Read more

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Is wearing sunglasses all the time bad?

Lack of contrast: I do not recommend it in situations where contrast sensitivity would be affected. For instance don't drive at night wearing sunglasses. ...Read more

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Should I wear my sunglasses when in a convertible?

Should I wear my sunglasses when in a convertible?

Probably: You wear sunglasses to block out bright sunlight and this is more likely in a convertible with the top down. They might also help keep stuff from blowing into your eyes. By all means if they help you, wear them. ...Read more

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Is it medically harmful to wear sunglasses at night?

Is it medically harmful to wear sunglasses at night?

Not at all: The only real danger is not being able to see what is around you. This is similar to the old wive's tale that reading in dim light is harmful to the eyes. As long as you can see well enough to get by, sunglass wear is not dangerous. ...Read more

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What kind of protection should the sunglasses provide?

Uv light: Uv light can be uncomfortable and harmful for the eyes. Almost all sunglasses are made for filtration out of this type of light. Glass is especially good for this., your optician can made recommendations if this is a critical need. ...Read more

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Can using sunglasses the whole day improve your vision during night?

Can using sunglasses the whole day improve your vision during night?

No: While wearing sunglasses on sunny days to protect your eyes is an excellent idea and will protect your eyes from uv rays, it will not actually "improve" your night vision. Protecting your eyes on sunny days may help with adapting to low light situations, but after 15-30 minutes you vision will have adapted sunglasses or not. Over the long term, not wearing sunglasses can cause some eye damage. ...Read more

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Can you please explain why sunglasses change my vision over contacts?

Can you please explain why sunglasses change my vision over contacts?

Light input: Wearing the sunglasses in creases the pupillary size and can alter the focus a little due to this fact. Contacts can provide excellent correction and there can be a slight improvement or decrease with the sunglasses. Not a big effect and not harmful. ...Read more

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Light sensitive, how should I be allowed to wear sunglasses in class?

Light tint: You can use lightly tinted glasses while in the classroom. It should take the edge off of bright lights and glare. Choose your seat and location to minimize glare. ...Read more

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Sunglasses: i feel like the ones I have now aren't providing enough protection. Any suggestions?

100% UV-A and UV-B: Look for the label that says it protects 100%. If needed get ones that wrap-around. ...Read more

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Is there somewhere I can take regular sunglasses from any store and get perscription lenses for them?

Is there somewhere I can take regular sunglasses from any store and get perscription lenses for them?

Optometrist: Your optometrist or ophthalmologist should be able to make lenses for any frames you might have. Keep in mind that, unless you are buying expensive ones, sunglasses these days tend to be rather flimsy and somewhat disposable. Better to get a high quality (and stylish) set of frames from your eye care provider. ...Read more

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I use 400uv sunglasses every time I go out in sun.I'm kinda dependent on it. At night others car headlight beam is causing me discomfort.is it OK?

I use 400uv sunglasses every time I go out in sun.I'm kinda dependent on it. At night others car headlight beam is causing me discomfort.is it OK?

I don't know why: ...you have such sensitivity to light. You would need a thorough eye exam by a licensed practitioner to find out. Cataracts are a common cause of light sensitivity but, unless the person is born with them, they seldom cause problems to anyone less than 40 years of age. I urge you to get an eye exam. ...Read more

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Do sunglasses adversely affect your vision?

Do sunglasses adversely affect your vision?

No: They can make vision better in bright light and improve comfort as well. They might protect the eye somewhat against uv light. They will not cause a decrease in your underlying vision. ...Read more

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How can I manage sunglasses and regular glasses?

Transitions: Some patients who find two pairs of glasses inconvenient can use transitions glasses which darken in the sunlight and lighten inside. ...Read more

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How can I tell if sunglasses have uv protection?

Label: Most sunglasses have a sticker or the tag indicates the level of u-v protection. ...Read more

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What if I don't wear my post mydriatic sunglasses?

What if I don't wear my post mydriatic sunglasses?

No harm: These are to provide comfort with the dilated iris. If you do not wear them you might have some discomfort from the light but no harm will be done. ...Read more

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How would you know if your sunglasses provide uv protection?

How would you know if your sunglasses provide uv protection?

Sunglasses & UV: The best sunglasses should block 99% to 100% of uva & uvb radiation. Always check the label before you buy. Labels that say “uv absorption up to 400 nm” or “meets ansi uv requirements” mean the glasses block at least 99% of uv rays. Those labeled “cosmetic” block about 70% of uv rays. If there is no label, don’t assume the sunglasses provide any uv protection. Dark "sunglasses" may not block uv. ...Read more