Quartz chip high temperature quartz glass wafer square film heating film custom processing optical film as the lens

Optical quartz glass plate, quartz glass plate, Semiconductor Quartz Windows

Boron glass piece

Optical quartz glass JGS1 / JGS2 / JGS3 Quartz sheet High transmittance Infrared / UV glass

Quartz plate high penetration of ultraviolet light quartz long strip of optical ultra-thin quartz substrate 0.2mm thick finishin