Industrial testing equipment: such as magnifying glass, microscope, projector, optical aperture detector, surface roughness detector;

Industrial production equipment: Mounter, infrared welding machine, machine tool local lighting, machine display, etc.

Display equipment: slide projector, movie projection equipment, micro film reader, etc.

Fiber optic equipment: endoscope, cold light source, color amplifier and so on

Medical equipment: (charge xenon bubble) surgery shadowless lamp (MARTIN) microscope, endoscope, dental and so on.