• Kunming Yulong Optical & Electronics Technology Co., Ltd.

  Kunming Yulong is a professional manufactures of optical coatings and filters processing in China. Our products include Astronomy filters, Camera filter, Optical Laser Band pass Beam splitter, mirrors, Cover glass, windows Anti-reflective coating so on. company was established 1999, the ...

  Telephone：0086-0871-68317717Address：M-1-1-6,Middle Changyuan Rd,Kunming High Tech. Kunming,Yunnan,China

• Zhongshan City Xingsheng Optical Co., Ltd.

  Zhongshan XINGSHENG optical co., LTD., is a CPL, ND, uv lens photography (filtering), ultraviolet ray, binoculars, target, periscope, plane mirror, lens, reticle, prism, other gun aiming, products such as professional production and processing company, complete scientific quality ...

  Telephone： 0086-0760-86132336Address：No.106, Qihao Road, Haotou, Torch Development Zone

• Yulong Optics Co.Ltd

  Kunming Yulong Optical & Electronics Technology Co., Ltd. is a high technology company, which specialized in optical filter design and processing. OPTOLONG Established 1999, located City .We provided nearly 2000 coating lenses for more than 700 companies all over the world, we have working ...

  Telephone：86 - 0871 - 68317717Address：M1-1-6 CHANGYUAN MIDDLE ROAD, KUNMING,CHINA Kunming, Yunna