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Rectangular Windows

Rectangular Windows
  • have high transmittance, low wavefront distortion and low scatter
  • are durable and strong
  • BK7 glass is economical and ideal choice for high quality visible applications
  • FS is most physically robust and has lowest coefficient of thermal expansion
  • UV FS has deepest UV range and highest transmittance

 

Windows are used to allow optical radiation to pass from one environment to another without allowing other components of these environments to mix. Considerations in selecting windows may include transmission, scattering, wavefront distortion and resistance to certain environments. The ideal window allows an optical beam to pass from one medium to the next without changing the wavelength distribution of the beam, the transmitted wavefront or scatter any of the light out of the beam. We offer windows of three different materials, from which you may choose in accordance with the properties you need: BK7, fused silica and UV grade fused silica.
Windows can be anti-reflection coated. For required coating please refer to the COATINGS section.
Diameter up to 250 mm is available on request.


Material - BK7
Code Material Dimensions (Width x Length) Thickness T Item price, USD In stock Add to cart
215-0122 BK7 15x20 mm 2 mm 12.- Request Add to cart
215-0222 BK7 25,4x25,4 mm 2 mm 17.- Request Add to cart
215-0232 BK7 20x30 mm 2 mm 18.- Request Add to cart
215-0252 BK7 25,4x50,8 mm 2 mm 22.- Request Add to cart
215-0552 BK7 50,8x50,8 mm 2 mm 31.- Request Add to cart
215-0556 BK7 50,8x50,8 mm 6,3 mm 36.- Request Add to cart

Material - UV FS
Code Material Dimensions (Width x Length) Thickness T Item price, USD In stock Add to cart
215-1122 UVFS 15x20 mm 2 mm 22.- Request Add to cart
215-1222 UVFS 25,4x25,4 mm 2 mm 28.- Request Add to cart
215-1232 UVFS 20x30 mm 2 mm 29.- Request Add to cart
215-1252 UVFS 25,4x50,8 mm 2 mm 35.- Request Add to cart
215-1552 UVFS 50,8x50,8 mm 2 mm 53.- Request Add to cart
215-1556 UVFS 50,8x50,8 mm 6,3 mm 58.- Request Add to cart

Material - FS
Code Material Dimensions (Width x Length) Thickness T Item price, USD In stock Add to cart
215-3122 FS 15x20 mm 2 mm 20.- Request Add to cart
215-3222 FS 25,4x25,4 mm 2 mm 25.- Request Add to cart
215-3232 FS 20x30 mm 2 mm 27.- Request Add to cart
215-3252 FS 25,4x50,8 mm 2 mm 32.- Request Add to cart
215-3552 FS 50,8x50,8 mm 2 mm 51.- Request Add to cart
215-3556 FS 50,8x50,8 mm 6,3 mm 56.- Request Add to cart
All prices are FCA Vilnius.
Prices are valid only for direct orders. For orders via distributors contact them directly.
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