Description
DUV Grade (Laser) Fused Silica Viewport, 1.40″ View Dia, 2.95″ Quick Flange
- Flange Material: 304/316 Stainless Steel
- Surface Finish: 20/10
- Flatness: l /4@ 632 nm Transmitted Wavefront
- Leak Rate: <2×10(-10) atm cc/sec He
- Transmission: >99.8% @ 248nm (internal)
- Thermal Range: -100°C to 200°C