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Thread: I don't know what photochromic lenses means

  1. #1
    Toledo glasses is offline Junior Member
    Join Date
    May 2009
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    4

    Default I don't know what photochromic lenses means

    I don't know what photochromic lenses means- is it the way it darkens in the sun?
    Thank you.

  2. #2
    Tolleson Glasses is offline Junior Member
    Join Date
    Apr 2009
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    13

    Default

    yes, Photochromic Lenses go from clear indoors to as dark as sunglasses outdoors.

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