THE 5-SECOND TRICK FOR COOLED LONG-WAVE INFRARED LENSES

Usually, the freeform area can accurate the aberration during the x- and y-directions to match the rectangular focal plane form a lot better than an aspheric area. Thinking about the rotation asymmetry on the freeform surface area, there are two vital points in the whole style and design process.Present an purchase range and postal code to check th