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Optical Glass Properties

Fused Silica, Fused Quartz and Quartz Wafers and Substrates

Fused Silica and Quartz Wafers and Substrates
Polished Fused Silica and Fused Quartz windows, wafers, substrates, and ultra-thin windows can be custom made in one to two weeks and rush orders even sooner. Common size parts are shipped from our extensive stock.

Fused quartz wafers, fused silica wafers and most other optical materials can be processed in sizes as large as 12″ x 12″ square or 12″ diameter. Thickness tolerances can be as tight as ±.0001″, with flatness to 1/4 lightband, and parallelism to 50 millionths of an inch. Custom windows in any size, shape, thickness or surface finish are available on special orders.

Valley Design offers a complete line of lapped, polished and diced substrates, flat polished optical pieces, Sapphire, Glass and other materials. Our best polish for optics, 10/5; thinnest parts, 0.0005″. Valley Design also wafers optical materials and performs precision lapping and polishing of metals and delivers coated optics to the optics industry, OEM manufacturers and research laboratories.