Products: optical components, particularly large lens，prisms, windows, doublets

DFL-YH Optics, based in Shangahi, is a major manufacturer of Precision optical components since 2005. We supply spherical and aspheric lenses, glued lenses, prisms, windows, flat lens & mirrors, filters, cylindrical mirror. We supply components of different materials, glass, crystals and others,finished with coating. In recent years, we have been focusing on large lenses, dia. 100-800 with high surface accuracy. We have world class Instruments to control the quality, such as Luphoscan, Zygo system, etc. In addition, componets of erbium glass are our new items for laser devices. We provide customized solution to meet the needs of our customers fully. We are an internationally player, mainncustomers are from Europe, including Italy, Switzerland, etc. Welcome to contact us for details!