Shenzhen Optoelectronic Technology Co., Ltd. Li Europe since 2007 inception, has been committed to the optical element (glass / plastic lenses, lenses, filters, prisms), the optical system (spectroscopy, optical weak signal detection, light measurement), optical instruments (laser, monochromator, light source, photodetector), optical precision machinery (precision displacement, optical isolation platform) the design, manufacture and sales. From the early simple optical products agents, successful transition to owner: self-developed, high-precision manufacturing, international brands of high-tech