According to customer requirement, PHOTOP can provide all kinds of antireflective, high reflective and partial reflective coating. We could produce a wide variety of coatings from simple single layer antireflection coatings using MgF2 and mirror coatings to complex multilayer dielectric stacks. Typical types of dielectric coatings are BBAR, V-coatings, Dual wavelength coatings. Sharp cut-on and cut-off filters as used in WDM applications are also available. More than 30 sets advanced coating machines from VEECO, LEYBOLD, OPTORUN, Korea and China, providing coating services for different substrates.