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, spacing, drilled for CMM application -Rods & Tubes -Micro-hole Orifice Jewels for fiber alignment. Jewel Bearings for mounts and instrumentation. Over 400 stock items available immediate delivery and specialty requests welcome.