Description
Calcium Fluoride (CaF2) Viewport, UHV Rated Vacuum-Optics, 0.90″ View Dia, 2.16″ Quick Flange
- Flange Material: 304/316 Stainless Steel
- Surface Finish: 20/10 Scratch/Dig
- Flatness: l /4@ 632 nm Transmitted Wavefront
- Leak Rate: <2×10(-10) atm cc/sec He
- Thermal Range: -100°C to 200°C