86-028-85874433
No. 168, Konggang 2nd Road, West Airport, Shuangliu, Chengdu, Sichuan, China (Mainland)
52mm linear polarizing filter, US $ 5 - 40 / Piece, 77mm, RoHS, Sgs, YOPHY.Source from Chengdu Yafei Optical Instrument Factory on Waimaotong.com.