(Not limited in the fields) esting and alignment of optical surfaces and systems est for super- precision optical surface est for freeform optics Measurement for super smooth surface Measurement of optical thin film est of infrared technologies Optical test and measurement for Micro and Nano scale technology Laser radar Modern Optoelectronic Instruments Detectors Focal Plane Instrumentation IR/ X-ray /UV measurement technology and Instrument Measurement Uncertainty and Machine Tool Testing Measurement of Radiometry and photometry Measurement of 3D Imaging and Display