CF275-ZLVP-Q-DUV-1.40
DUV Fused Silica Viewport with 2.75 in. (DN 40) ConFlat Flange
$440.00
Part ID: 9118041
Description
- DUV grade (laser) fused silica viewport
- Zero-length profile
- ConFlat flange
- Laser grade fused silica windows
- Bakeable to 200°C
- Non-magnetic materials
- Excellent transmission for UV to 248nm
- UHV compatible
Specifications
- Flange material:
- 316L stainless steel (1.33″)
- 304 stainless steel (2.75″ to 8.00″)
- Window material: Corning HPFS 7980 Fused Silica or equivalent
- TWD < λ/4 @ 632nm (peak to valley)
- Parallelism:
- < 30 arc seconds (1.33″)
- < 10 arc seconds (2.75″ to 6.00″)
- 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
- 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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Attributes
All dimensions are in inches unless otherwise specified.
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