Chongqing Yulintao Optical Co.,Ltd., founded in the early 1980, is a professional optical glass manufacturer with more than 30 years of experience, it supplies colored and colorless optical glass, filter, filter lens, insulating glass, quarts glass, infrared glass, near-infrared glass, UV glass, black UV glass (wavelengths: 254nm, 310nm, 365nm), ND glass, orange, green and yellow glass, band-pass filter. Their applications are for photographing apparatus, optical devices, some medical equipments, UV analyzers.Our products mainly exported abroad such as Japan, USA, Europe. We are gaining more marketing shares with competitive price, high quality, short lead time.Our company got the certificate GB/T19001-2008 idt ISO9001 :2008