Our company mainly produces the OLPF(Optical Low Pass Filter),IR-CUT Filter which applied in digital camera, supervision system (CCTV), photo-taking mobile-phone, computer camera shooting, crystal heat dissipation board used in the projector and high-accuracy plane optics products. Providing customers high-accuracy, high-quality and high stability of crystal material and plane optics product, in order to satisfying a customer who needs the product with little common difference, high-quality, and the price has the competition need. Now our customer extends all over Europe and America, Korea...