9 Testing and quality control devices for optical and electronic devices, namely, for endoscopic equipment for industrial purposes; test benches, test devices, test instruments, test apparatus for optical and electronic devices, namely, for endoscopic equipment for industrial purposes; Racks adapted to house testing and quality control devices, optical and electronic devices, namely, for non-medical endoscopic equipment used in industry; Racks for devices, namely, racks for housing testing and quality control devices, optical and electronic devices namely, for non-medical endoscopic equipment used in industry; mounting racks for equipment, namely, for housing testing and quality control devices, optical and electronic devices namely, for non-medical endoscopic equipment used in industry; mounting racks for computer hardware; mounting devices for equipment, namely, for testing and quality control devices, optical and electronic devices namely, for non-medical endoscopic equipment used in industry; mounting devices for monitors and cameras; Laboratory trays; Laboratory countertops; Laboratory furniture; Laboratory test trays; electronic height controls; Illuminometers; Illumination regulators; Electronic control gears for LED lamps and light fixtures; electronic releasable locking devices; laboratory tables for test benches, test devices, test instruments; laboratory lights for test benches, test devices, test instruments