Changchun Hengrun Optoelectronics Tech Co.,Ltd. (HR Optics) is a reliable supplier for the optical components and optical crystal materials. A series of services including designing, polishing, coating and assembly has been formed during the years of development. For over 10 years, we have cooperated with many customers worldwide. Long term cooperation with leading scientific and industrial companies, gained experience and knowledge proves HR Optics as a reliable partner for companies focusing on the optics