This evaluation chart for functional eyeglass lenses enables the accurate evaluation of the suitability, with respect to the wearer, of two types of functional eyeglass lenses having different functions.武富 由佳川村 裕子
Apparatus for making a plastic lens is described. More particularly, an apparatus for applying alternating periods of ultraviolet light to a lens forming composition is described. The lens forming com
Left lens of eyeglass held in front of a funny eye-test chart. Eye-test in background is blurred while vision through lens is sharp. Half frame eyeglass shows lens hinge bridge and nose-pad.,站酷海洛,一站式正版视觉内容平台,站酷旗下品牌.授权内容包含正版
The evaluation chart of the functional eyeglass lens has first and second evaluation areas for evaluating the suitability of two types of functional eyeglass lenses having different functions, and the first and second evaluation areas Are expressed by the distance E = {(x 1-x 2)) on the xy ...