Specifications: Chengdu SWOC Industries Co., Ltd. (China) is a leading manufacturer of on standard and custom optical components including lens, windows, mirrors, prisms and beamsplitters in high quality and large volume, specializes in micro lens, flat surfaces and custom optical thin film coatings, dielectrics and metallics, UV and IR With computerized inspection equipment includes interferometers and spectrophotometers. We always guarantee our quality as client and customer required.