ConFlat (CF) UV Grade Sapphire Viewport

Sapphire has a broad transmission range from UV to near-infrared (NIR) and is excellent in harsh environments and high temperatures. Sapphire is durable, scratch resistant, birefringent, and has a low coefficient of thermal expansion.


  • Single crystal UV grade sapphire window
  • ConFlat (CF) Flange
  • Bakeable to 450˚C
  • Temperature minimum of -100C
  • Excellent Transmission from 250nm to 5 microns
  • UHV Compatible

Options; Call for price and availability

  • Custom window sizes
  • Alternative Materials: Titanium, 316LN

    *Dimensions are in inches unless otherwise specified

    Part IDReference NumberDescription Flange Size View Diameter 3D CADDrawingUnit PriceIn StockQty, Add To Cart
    Part ID9118127Reference Number338-ZVP-S-0.943Description CF338 UV Grade Sapphire ViewportFlange Size 3.38View Diameter 0.943D CADLoginDrawingLoginUnit Price$740.00Contact
    Part ID9118128Reference NumberCF275-ZLVP-S-UV-0.94Description CF275 UV Grade Sapphire ViewportFlange Size 2.75View Diameter 0.943D CADLoginDrawingLoginUnit Price$310.00Contact
    Part ID9118130Reference NumberCF450-ZLVP-S-UV-1.94Description CF450 UV Grade Sapphire ViewportFlange Size 4.5View Diameter 1.943D CADLoginDrawingLoginUnit Price$820.001
    Part ID9118132Reference NumberCF800-ZLVP-S-2.95Description CF800 UV Grade Sapphire ViewportFlange Size 8View Diameter 1.943D CADLoginDrawingLoginUnit Price$2,990.00Contact