The experts at optical products and crystals for the commercial and marketplace refer to laser, medicine, military, semiconductor and telecommunication application areas. With its quality system ISO 9001 certified, the main productions are cylindrical lens, achromatic doublet lens, spherical lens, windows, prisms, mirrors,filters and wedges from flint glass, UV-grade fused silica, Infrared fused silica, CaF2, Ge, Si, ZnSe,Sapphire, etc. And broadband and single wavelength anti-reflection coatings are available. Changchun GoldDragonOptics is committed fully to designing and making all kinds of optical components for customer's special use.