chromatic - Hoya Vision

Polycarbonate Chromatic Abberation

To really understand this aberration, it is important to experiment at a number of distances. Moderately wide, black, vertical bars on a white background make a good target. The prism ought to be held with the base-apex line at right angles to the bars (i.e., horizontally). To eliminate the chromatic aberration from the sides of…

Photo Chromatic Lenses

molecules that change shape varies with the intensity of the UV rays. Different brands provide photochromic lenses that darken and very clear to different degrees. This might depend on how much you’re willing and able to pay. You should use photochromic lenses indoors and outdoors, and you need not have a pair of prescription sunglasses…