DYuan Co., Limited. is a manufacturer dedicated in producing standard and high precision customized optical components, our products include Spherical lens(diameter from 0.5 to 300mm), Micro lens minimum diameter 0.5mm, Achromatic lens/Achromatic prism, Ball lens (diameter+/-0.001mm), Infrared lens, Cylindrical lens, Rod lens, Prism, Window, Mirror and Coated parts. We have AR, HR and metalization coating.