The achromatopsia correcting eyeglasses produced by Xianglong Optical Co.,Ltd. are made from glass lens or CR-39 hard colophony lens. On the basis of color complementary analysissitus theory, the products come out from several sophisticated working procedure. They could be used to rectify the color sense of people who suffer from achromatopsia. Wearing these filters, the sufferers could accurately identify different colors and shapes in chart and achieve the normal level of vision.

　　It is testified by modern medical knowledge that achromatopsia is related to gene. But it is difficult to solve the achromatopsia issue by genic technology in medical field. Most of the achromatopsia cases are caused by inborn heredity. The sufferers can not normally response to colors. The main reason is the peak value of light sensor in achromatopsia sufferers is different from that in ordinary people. They can not tell the changes of color in relative wavelength, thus can not distinguish similar colors. The achromatopsia sufferers are deprived of rights to work in field like art design, printing and dyeing, chemical industry, architecture, geography, medicine, driving and military affairs. This makes their life not so convenient.