Ling Yao Polytron Technologies Inc (Capella Microsystems Inc) as a professional analog IC design company, the main research and development of photoelectric related products. Capella offers a wide variety and high quality product line, the company's main product categories include ambient light sensor, color sensor, distance sensor, gesture control sensors, UV sensor, infrared data transmission, optical encoding and ambient light sensing components etc.. Products are mainly used in communications, cameras, PC flat panel, LED backlight module, office automation, home appliances and automotive electronics and other fields. Capella Microsystems Inc was acquired and merged by Vishay Intertechnology and Inc in 2014, becoming Vishay's subsidiary.