Crystalvue Medical Co Ltd, established in 2009 in Taiwan, specializes in manufacturing medical devices such as chin rests, digital microscope cameras, OCT, fundus cameras, gastrointestinal endoscopic disposable devices, and tonometers. The company also offers FundusVue, a diagnostic instrument for ophthalmologists to inspect and record patients' retinas. It has traded products including ophthalmic instruments and appliances, parts and accessories for machines and instruments, flat panel display modules with or without touch-sensitive screens, and instruments used in medical, surgical, or veterinary sciences.