Optical measurement and testing devices for optical lenses and lens systems; optoelectronic measurement instruments for testing of mechanical or optical properties of optical lenses; mounts for aspheric optical lenses; scientific gadgets and instruments for research and development, namely, collimators, autocollimators, CCD cameras, CMOS cameras, and chromatic confocal sensors; laser systems, namely, lasers for measuring purposes and lasers for measuring the center thickness of optical lenses