QF25-ZLVP-Q-UV-0.63

Features

• Vacuum rating of 1×10^-8 torr
• Temperature maximum of 200°C
• ISO-QF (KF, NW) flange
• Body is manufactured from 304 stainless steel
• Viewing window is manufactured from UV grade fused silica
• Transition material is Kovar
• Avoid thermal changes in excess of 10°C/minute
• Do not expose to pressure above 1 atmosphere

Specifications

• Window material: Corning HPFS 7980 Fused Silica or equivalent
• TWD < 10λ @ 632nm (peak to valley)
• Parallelism < 30 arc minutes
• Surface finish: 40/20 scratch-dig
• Thermal range: -100°C to 200°C
• Homogeneity grade: F
• Inclusion class: 2
• Leak rate < 1 X 10^-9 atm-cc/sec He

Available Options: Call for price and delivery

• All Titanium Viewports
• Weld Adapters
• Re-entrant Design
• 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