Located in Fuzhou, a coastal city in South East China, FOCtek has become one of China’s leading manufacturers of optical components, crystal components and optical assemblies. Founded in 2002, FOCtek has had a strong and steady growth that has lead us to today’s staff of over 700 comprised of a very skilled team of fabricators, mechanical engineers, process engineers, optical engineers and coating designers.
266 nm - 1550 nm, Quartz Half-Waveplate
Jun 05, 2026