The main function of optical sight is to use optical lens imaging, overlapping the target image and sight line on the same focusing plane, even if the eye is slightly offset will not affect the sight point. Usually the optical scope can magnify the image magnification, but also has no magnification. The scope with magnification The main function of optical sight is to use optical lens imaging, overlapping the target image and sight line on the same focusing plane, even if the eye is slightly offset will not affect the sight point. Usually the optical scope can magnify the image magnification, but also has no magnification. The scope with magnification The main function of optical sight is to use optical lens imaging, overlapping the target image and sight line on the same focusing plane, even if the eye is slightly offset will not affect the sight point. Usually the optical scope can magnify the image magnification, but also has no magnification. The scope with magnification