Photochromic lenses are one of your options when selecting eyeglasses. These lenses get darker in color when exposed to the sun or other sources of UV light. Photochromic lenses are ideal for people ...
Does anybody have experience (first or second hand) with the Transitions lenses? These are the ones that change from clear to sunglasses when it's bright out. <BR><BR>I know that years ago, these ...