KingKowok Optics Company, Hong Kong based, located in China mainland, has fifteen years experience in producing optical lens aspheric lens, spheric lens, focus lens, achcromats, reflector, optical thin film, projector lens, object lens, telescope, microscope, assembly lens, ect. We make lens according to customers' specifications, and we make unparalleled efforts in providing full and complete technic support and good quality for our customers. OEM and customer design are welcome!