SLICED Si BLANKS

Our core product, the custom made as-cut plano Silicon blank, is used as a substrate for the production of IR lenses and windows operating in the 2 to 5 micron (MWIR) range. Plano blanks come in round, rectangular and other complex shapes. We welcome requests for any quantity from prototype orders to thousands of pieces.

PLANO SILICON BLANK SPECIFICATIONS

Diameter Up to 152 mm (6”)
Thickness 0.5 mm to 500 mm
Rectangles & Squares up to 152 mm (6”) long

TOLERANCES

Diameter – 0.03 mm
Thickness ± 0.02 mm
Flatness ≤10 μm
Parallelism ≤ 20 μm
Perpendicularity ≤ 20 μm
Chamfer 0.1 to 1 mm
ETV ≤ 20 μm
Roundness ≤ 20 μm
Length & Width ± 0.1 mm

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