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Based on our sophisticated technology of polishing, 1/20 wave at 632.8nm for surface flatness at 0.1mm thickness by 100mm x 100mm square is achievable with some materials shown below. Please contact us for more information of our precision substrates.

Fused Silica

Size: Round shape: Diameter up to 305mm (up to 12.0 inch)
Square/Rectangle up to 204mm x 167.4mm (us to 8.0 x 6.6 inch)
Thickness: 0.1mm ~ 20mm with specified tolerance
Surface: Optical Grade ~ Flatness/TWF 1/20 waves @632.8nm per 25.4mm (1 inch) circle.
Material: UV-Grade, Water free and other grade Fused Silica from TOSOH, Corning,
OHARA, NIKON, Covalent, AGC and other manufacturers.

Optical Glasses and other glasses

Size: Round shape: Diameter up to 305mm (up to 12.0 inch)
Square/Rectangle up to 400mm Square
Thickness: 0.5mm~ with specified tolerance
Surface: Optical Grade ~ Flatness/TWF 1/20 waves @632.8nm per 25.4mm (1 inch) circle.
Material: Optical Glasses, B270i, D263Teco, Borofloat and other glasses from Schott, OHARA, SUMITA and other manufactures.

Color Filter Glass.

Size: 162.5mm(6.396 inch) Square maximum (standard), or any other size and shape
Thickness: up to 6.0mm with specified tolerance
Surface: Optical Grade ~ Flatness/TWF 1/20 waves @632.8nm per 25.4mm (1 inch) circle.
Material: Almost of color filter glass are available especially Schott.

IR transparent material, Sapphire and optical crystals.

CaF2, BaF2, Si, Germanium and other material for IR.
Sapphire and other optical crystals are available.

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