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Spectrogon US - Optical Filters 2024 LB
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Parallel Window - BK7A & UV Grade Fused Silica

About Lambda Research Optics Inc. (USA)

  • Type: Windows
  • Diameter / Dimension: 12.7mm - 76.2mm
  • Surface Flatness: Thk>=1.5mm λ/4@633nm
  • Surface Flatness: Thk>1.5mm λ/10@633nm
  • Surface Quality: <10/5 (both sides)
  • Parallelism: < 10 arc sec

These general purpose plane windows are polished to λ/10 flatness except where indicated otherwise. They are intended for transmissive use and are parallel to better than 3 arc minutes. Select a coating appropriate to your application. Special coating requirements accepeted.


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