TSC
Optical glasses, in the form of discs or of plates, all made of fused silica or of glass; products made of quartz glass for use in the chemical industry, the electrical industry, the semiconductor industry and for laboratory purposes, namely, optical glasses in the form of pipes, tubes, bars, rods, plates, blocks, ingots, rings, sleeves and quartz wool; optical lenses, optical glass, optical mirrors, and optical prisms, used in connection with lasers, microscopes, instruments for physics and ...
Registered · August 23, 2021 · 90897292 ·