our company produces optical glass ball lens, and super hemispherical lens. the product features stability, high precision ,good surface quality, batch tolerance less than 0.4um,roundness less than 0.2um,and a wide variety of materials
it widely used in optical communication, precision instruments, medical instrument, images, etc. with the hard work of our R&D team, our minimum diameter can reach 0.4mm and the maximum diameter can reach 60mm