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Attributes

Description CF275 DUV Grade (Laser) Fused Silica Viewport w/ Broadband AR Coating for 550-1100nm
Flange Size 2.75
View Diameter 1.4
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All dimensions are in inches unless otherwise specified.

CF275-ZLVP-Q-DUV-BBAR-550-1100-1.40

DUV Fused Silica Viewport with 2.75 in. ConFlat Flange – Broadband AR Coating

$845.00

Available on backorder

Part ID: 9118056
						

Description

  • DUV grade (laser) fused silica viewport
  • Broadband AR coating
  • Laser grade fused silica windows
  • Broadband anti-reflective coating for optimum performance
  • Bakeable to 200°C
  • Non-magnetic materials
  • Zero-length profile
  • UHV compatible

Specifications

  • Flange material: 304 stainless steel
  • Window material: Corning HPFS 7980 fused silica or equivalent
  • TWD < λ/4 @ 632nm (peak to valley)
  • Parallelism: < 10 arc seconds
  • Surface finish: 20/10 scratch-dig
  • Thermal range: -100°C to 200°C
  • Bake-out ramp rate: 20°C per minute
  • Homogeneity grade: A
  • Inclusion class: 0
  • BBAR coated both sides:
    • 425-760nm, R avg. < 0.5% per surface
    • 550-1100nm, R avg. < 0.5% per surface
  • Laser damage threshold: 10 J/cm2 for 10 ns pulse
  • Leak rate < 1 X 10-9 atm-cc/sec He

Options: Call for price and delivery

  • All Titanium Viewports
  • Weld Adapters
  • Re-entrant Designs
  • ISO Flanges
  • AR Coating for 1550nmAR Coating for 808nm
  • Dual AR Coatings
  • EUV Grade (Excimer) Viewports
  • IR Grade (Low OH) Viewports
  • Geochronological Viewports
  • Custom viewports and coatings

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