OETECH is a private owned Zhongguancun high-tech company in optical Industry in China, which located in Beijing Changping Technology Development Zone. Our company focuses on designing, development and manufacturing high precision photoelectron components. Our products are used in lasers, high imaging system, etc, mainly service research institutes, graduate schools and photoelectron companies in high residential market, and aeronautics and astronautics applications. We have the right of international trade. OETECH has the capability of optics designing, high precision optical conponents fabricating, coating designing and implementing of crystal elements. We can provide precision optical components of large flat, spherical, aspheric for customized processing. In addition to optical glass and fused silica, UV and AR crystal materials such as sapphire, magnesium oxide, zinc selenide, zinc sulfide, germanium, silicon, calcium fluoride, barium fluorode, yttrium vanadate, lanthanum aluminate, can be customized, polished surface quality up to 10/5. Coating includes antireflection coating(AR single point, the laser frequency doubling antireflection coating, broadband antireflection), high reflection film (anti-laser high-reflection film, high frequency laser anti-film), neutral beam splitter, cut-off filter(shortwave cut filter, longwave cut filter), the polarization beam splitter, near UV aluminum, far infrared antireflection coating.
