Guang zhou han dian optical technology Co., Ltd, is a collection of research and development, design, production and sales as one of the senior professional company, with independent intellectual property rights, its product is the world's most advanced cpm (cubic phase screen) auto-focusing aspherical p, and has fully automatic production lines and comprehensive computer management system.

Its product whole horizon auto-focusing single light piece, has the stable quality and cutting-edge scientific content, thus breaking auto-focusing PC the ball in the world was sexual lenses, which two lenses produce giant monopoly position, make the common people can wear the world most advanced automatic focus bionic lens to become a reality, the lens on the world market will produce a sensation.