Nanjing Co-Energy Optical Crystal Co. Ltd.(COE) a newly set-up company and was founded in 2008. But in these short period, we become one of the most famous manufactures in optical cold processing in China and products range from different windows, lenses, prisms, tips, IPL light guides, beam splitters, filters, tubes and rings and so on. Our processing material varies a lot, from Optical Glass, Fused Silica to crystal Sapphire, Silicon, Germanium, CaF2 etc. Our products, most of which are custom-made and exported to North American and European companies, are widely used in laser industry, science, education, medicine, communication and defense. COE is qualified in the highest level of optical processing and have superior advantages both in our technology and economic location. All products are made according to USA MIL-O-13830A and ISO 10110 with advanced inspection devices, including Lambda 900 Spectrophotometer, Zygo Interferometer, established strict quality control systems; thusly our products hold superior reputation in this industry worldwide. COE is equipped with advanced polishing machines which are imported from Switzerland, Germany and South Korea, thusly ensure COE have capability to produce high precision optical components. COE is located in the most advanced economic zone in China known as " Yangzi Triangle", which enables you to go everywhere in the world very conveniently. Every international parcel can be shipped out on the next morning to overseas and reached in 4 days to anyplace in the world. COE has an excellent and highly experienced technical force and skilled workers. Our sales team is a group of energetic young people who have rich experiences of working. Our sincere attitude for quality and service prepared ourselves very well serving for the international markets.