Zhongshan Jiejun Optical Tooling Co.,Ltd.,  a leading manufacturer of precision optical tools. High-tech enterprises and products have obtained ISO9001 quality certification. Our products are widely applied in the precision optics, camera, eyewear, semiconductor, laser, medical device, and optical display industries. Our main products include Optical Thin-film Coating Dome, Dome Sectors, Calotte Segments, Substrate Holder, Ultrasonic Cleaning Trays, and Hard Coating Jigs. With many years of research and study on coating technology and long-term cooperation experience with renowned companies, we are proud to offer high-quality products at competitive prices to our valued customers. Currently, we are one of the most renowned Optical Tools enterprises in the world.