COLOR VISION CORRECTION SPECTACLES

摘要

PROBLEM TO BE SOLVED: To provide color vision correction spectacles with which good eyesight is available even in a dim place and which have excellent design.SOLUTION: Color vision correction spectacles are provided by combining a color vision correction lens and a brightness improving lens for improving brightness that the color vision correction lens provides. As the brightness improving lens, a lens is used whose transmissivity curve is classified in the same category with the color vision correction lens and whose luminous transmittance is larger than that of the color vision correction lens.