Unless otherwise stated, all viewports are guaranteed to a maximum operating temperature of 250C (3C/m ramp rate), and leak rate of <1E-10mBar.L/s
| Image | Name | Reference | Flange | Metal | Optic | Aperture |
|---|---|---|---|---|---|---|
 | VPR-063-014 | J0316 | 63CF | Steel | Fused Silica | 38mm |
 | VPR-100-014 | J0316 | 100CF | Steel | Fused Silica | 50mm |
 | VPR-100-026 | J0450 | 100CF | Titanium | Fused Silica | 73mm |
