Ophthalmic and optical products
Optical testing instruments and accessories
Eyeglasses hinges and parts
Fusion splicer & OTDR
Consumer electronics, blank optical media
Electronic, optical
Optical frames and machinery
Optical lenses, cr-39 plastic lenses, frames & all kinds of ophthalmic products
Optical component, like waveplate, prism, wedge ,mirror, window, bbo, lbo and bonding crystal
Optical
Photographic products