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Questions tagged [sunglasses]

Questions about sunglasses

6
votes
1answer
188 views

Has extended exposure to sunlight and UV in the arctic or antarctic ever caused someone's eyes to change color?

In Biology SE I have just asked Could being exposed to excess UV in the arctic lead to a human eye color change? If so, what is the mechanism? but comments there questioned weather Arctic hiker Robert ...
4
votes
1answer
157 views

What is the difference between “shooting” and “safety” glasses?

The local shooting range requires eye protection, when I look on Amazon there are "shooting glasses" in the hunting section, and then there are "safety glasses" in other sections. From what I can ...
2
votes
1answer
457 views

What are the pros and cons of clear vs yellow tinted shooting glasses?

When shooting it is a good idea to wear eye protection, most ranges and shooting competitions require them. There are two basic kinds, clear plastic, and amber/yellow tinted ones. From what I have ...
5
votes
2answers
111 views

How essential is the darkness/tint of a pair of sunglasses to protecting your eyes?

In addition to sunglasses, you can get clear safety glasses that claim "Blocks 99.9% of harmful UV rays". The advantage of clear safety glasses is that they can be worn both during dusk and after dark ...
8
votes
3answers
3k views

How to protect sunglasses without a case?

I find abandoned sunglasses fairly frequently, right now the snow shoe and cross country trails are melting, and all of the sunglasses that were lost during the winter are now visible. I don't find ...
8
votes
4answers
546 views

What to consider when shopping for prescription sunglasses?

I wear bifocal, multi-focus prescription eye glasses. The top is for long range, and the bottoms allow me to tilt my head a bit to bring nearby objects into focus. Finding sunglasses that clip-on, ...
5
votes
1answer
151 views

UV Protection while trekking at 5000m for myopic vision

I have trouble seeing distant things and have myopia. Thus I prefer glasses with my prescription number (which is both cylindrical and spherical). I want protection from UV rays as I am going to spend ...
9
votes
1answer
777 views

What level of UV protection is recommended for glacier travel?

What level of UV protection is recommended for glacier travel? For example, I have sunglasses which says 40% UV layer. Will this be ok for glacier trekking, or do I need glasses with higher level of ...
8
votes
2answers
1k views

How much side protection should sunglasses have?

I have noticed that most sunglasses leave quite a bit of gap on the side and only cover the "front" of the eyes. Does this give adequate UV protection, or are these types of sunglasses mostly "fashion ...
5
votes
2answers
2k views

Extra strong sunglasses for sensitive eyes

I have a damaged pupil that stays partially dilated. And regular polarized sunglasses which I am wearing over the regular glasses aren't working better than my prescription sunglasses. I have a new ...
12
votes
3answers
1k views

Are there any sunglasses with prescription insert that does not alter depth sense?

I own a pair of Adidas Elevation Climacool eyeglasses which served me quite well for about ten years and whose sun lenses now need replacement. Those glasses allow to use a visual defect correction ...
14
votes
5answers
16k views

Do polarized sunglasses protect against UV?

My eyes are sensitive and tending towards cataracts. I'm told to avoid the Sun's UV, but many polarized sunspecs don't mention UV. I'd appreciate it if someone knows the answer.
17
votes
5answers
9k views

At what point do I need snow goggles or glacier glasses when hiking?

I'll be backpacking Europe in the winter (snow and rain) and parts of my trip will be outdoors, such as hiking in Dolomites, Italy. For purposes of packing light and risk of losing expensive gear, I ...
21
votes
5answers
1k views

How can I prevent my sun glasses from fogging up when skiing?

When I'm cross-country skiing, I usually wear glacier glasses to protect from the intense glare off the snow. When I'm moving, they usually stay clear . Whenever I stop though, my glasses seem to fog ...
20
votes
2answers
753 views

Things to consider when buying sunglasses

I am going to buy sunglasses. Here is how and where I am going to use them: mountain trekking - with altitude mostly below 2000, however I will use them in the following months on higher mountains (...
24
votes
7answers
13k views

Do polarized sunglasses protect against snow blindness?

Will regular polarized sunglasses protect me against snow blindness? And if not what type of glasses/goggles will protect me?