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Submitted by admin on Sun, 05/27/2018 - 22:56

The lens is composed of a group of lenses that project the incident light onto the image sensor. In order to achieve better optical performance and correction of the optical path, more lenses are generally used. The lenses usually use glass or PC plastic. PC aspherical lenses can It is easier to make a lens with a very small aberration rate. The disadvantage is that the lens is easily deformed due to high temperature.