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Silicon Window

Silicon Has Good transmission at 1-7um. It is widely used for 3-5um infrared windows and lens.

Product Details

Silicon Has Good transmission at 1-7um. It is widely used for 3-5um infrared windows and lens.

Silicon Window


Refractive index range(20℃)

Wavelength(nm)Refractive index(n)Wavelength(nm)Refractive index(n)
13573.497540003.4257
1367.33.492642583.4245
1395.13.492945003.4236
1529.53.479550003.4223
1660.63.469655003.4213
1709.23.466460003.4202
1813.23.460865003.4195
1970.23.453770003.4189
2152.63.447675003.4186
2325.43.44380003.4184
2714.43.435885003.4182
30003.432100003.4179
3303.33.4297105003.4178
35003.4284110403.4176


Manufacture Specifications

Diameter3mm to 280mm
Diameter Tol.+0.00/-0.05
Surface Quality40-20 standard
Flatness1/10 lambda
Chamfer0.25mmx45degree
Wedge<1arcmin
CoatingCustomer design
TAGS: NPBS, Beam Splitter Cube, silicon window lens
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  • Phone: +86 151 0445 2660    +86 187 4419 2450
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  • Add.: No 9576 Donghuan Road, Changchun, China
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