1/1.7″

Using a complete scientific high quality management program, great high-quality and fantastic religion, we win great track record and occupied this area for 1/1.7″, 1 Inch Pinhole Lens , Lock Nuts , 8mm Low Distortion Lens , With the spirit of credit first, development through innovation, sincere cooperation and joint growth, our company is striving to create a brilliant future with you, so as to become a valuable platform for exporting our goods in China!