Sunglass Red
What are the different benefits of Sunglass lens' colors?
For example: Red lenses helps with vision in low light areas and yellow lenses help with depth perception. But what about blue lenses and green and do black/grey lenses do anything? I know this is a weird topic, but I hope someone knows.
http://answers.yahoo.com/question/index?qid=20070910114327AAoUgbY
Answerer number two had a good answer.
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