Xiamen Betensh Optical Technology Co. , Ltd. focusing on the R&D, production, processing and sales of precision optical windows, lenses, prisms, filters and optical coating products. Our factory is located in Changchun city where is famous base of optics research and development in China, we dedicate to designing and manufacturing high quality precision optical components including Lenses, High Precision Prism, Filter, Window, Beamsplitter, Mirror, Waveplate, Polarizer, Polarization Beamsplitter, Micro optics, they are widely used in industrial application, medical industry, construction, telecommunications, military, environment monitoring, life sciences, public security, aerospace etc. We have built well cooperation with some companies from United Kingdom, Germany, Ireland, Sweden, Australia, Brazil, U.S.A. etc. We have completed production lines of raw material cutting, grinding, polishing, ultrasonic cleaning and optical coating, our test instruments include Trioptics Lens Measurement system, Lambda900 spectrophotometer, Nikon thickness meter, Interferometer, Waveplate inspector, Goniometer, etc. These advanced facilities ensure the big production capacity and high quality for OEM and customized products. With our experience and knowledge, we are willing to provide our most cost-effective optical solutions, high quality products and first-class service for every customer, we are confident to be your reliable partner for optical components.