Optical apparatus and instruments, namely, optical filters, optical lamps, optical lenses, optical shutters, optical scanners, optical reflectors, optical receivers, optical sensors, optical inspection apparatus, optical lens sights, optical filters for screens, filters for optical devices, laser equipment designed for drilling optical lenses for eyeglasses, eye pieces for helmet mounted displays, laser equipment designed for engraving and tinting optical lenses for eyeglasses, optical ports ...