We conduct high-precision processing and polishing of quartz. For semiconductor manufacturing and the optoelectronics industry, we also provide ultra-thin film polishing of 0.008mm or plane-parallel surface polishing of up to λ/20 with a thickness accuracy of ± 1μm. To guarantee high quality and satisfy customers, we carry out multiple thorough inspections for the best quality control: meticulous between-processes inspection by skilled technicians, advanced inspection using a 3-D testing machine and final precision inspection in a totally cleanroom environment. ※ For details, please contact us or download our catalogue.