It’s been a couple of years since Hisense refreshed its Laser TV ultra short throw projector ... semicircle indentation in the top where the lens is housed. The front looks to be a metal grille ...

Supplier of Sapphire, Ruby, Fused Silica and Glass, including: -Sapphire Windows in stock from Dia. 0.95mm up to 75mm. -Ball Lenses and Hemisphere Lenses in stock from 0.20mm for fiber coupling, ...

SAFETYRICH have two production lines: high-speed polishing and classical polishing, which enable us to process various kinds of crystal lenses, prisms, half ball lenses, reflection mirrors, windows, ...