Silicon (Si) optics are primarily used in the 1.1- 7μm range. Silicon is ideally suited for weight sensitive applications having a Density of 2.329 g/cm3

Silicon is typically used in the 3 – 5μm for Thermal Imaging Systems

Our Silicon windows are available with AR coatings for the 3 – 5μm region from stock

AR/DLC coatings are available on request

MATERIAL SILICON (Si)
DIAMETER TOLERANCE + 0.00 / – 0.1mm
THICKNESS TOLERANCE ± 0.1mm
EDGES Fine ground
SURFACE QUALITY 60/40
FLATNESS 1λ @ 632.8nm
PARALLELISM ≤ 1 arc min
COATINGS See below

Silicon (Si) optics are primarily used in the 1.1- 7μm range. Silicon is ideally suited for weight sensitive applications having a Density of 2.329 g/cm3

Silicon is typically used in the 3 – 5μm for Thermal Imaging Systems

Our Silicon windows are available with AR coatings for the 3 – 5μm region from stock

AR/DLC coatings are available on request

Need advice?

If you have any questions or need advice on this product please get in touch.

sales@galvoptics.co.uk +44 (0) 1268 728 077
Part No.DescriptionDimensionsThicknessUnit PriceQuantity
WSI-010-001 SILICON UNCOATED 10 1 £52.00
WSI-010-001-IR AR COATED R<1.5% @ 3~5 MICRON 10 1 £72.00
WSI-012-002 SILICON UNCOATED 12.5 2 £59.00
WSI-012-002-IR AR COATED R<1.5% @ 3~5 MICRON 12.5 2 £78.00
WSI-0127-002 SILICON UNCOATED 12.7 2 £59.00
WSI-0127-002-IR AR COATED R<1.5% @ 3~5 MICRON 12.7 2 £78.00
WSI-025-002 SILICON UNCOATED 25 2 £78.00
WSI-025-002-IR AR COATED R<1.5% @ 3~5 MICRON 25 2 £117.50
WSI-0254-002 SILICON UNCOATED 25.4 2 £78.00
WSI-0254-002-IR AR COATED R<1.5% @ 3~5 MICRON 25.4 2 £117.50
WSI-040-002 SILICON UNCOATED 40 2 £115.00
WSI-040-002-IR AR COATED R<1.5% @ 3~5μm 40 2 £165.00
WSI-050-003 SILICON UNCOATED 50 3 £145.00
WSI-050-003-IR AR COATED R<1.5% @ 3~5 MICRON 50 3 £195.00