Vacuum Viewports
Optical-grade viewports for observation and laser access into vacuum chambers.

Vacuum Hardware & Components
Vacuum Viewports
Vacuum Viewports provide clear optical access into vacuum systems for visual inspection, laser transmission and spectroscopy. Available with borosilicate, fused silica or sapphire windows on KF and CF flanges with broadband or custom coatings.
Key Features
- Borosilicate, fused silica & sapphire
- KF and CF flange options
- Anti-reflection coatings available
- Bakeable UHV viewports
Applications
Visual inspectionLaser accessSpectroscopyProcess monitoring
Technical Specifications
| Product Type | Optical viewport |
|---|---|
| Operating Range | Rough to UHV |
| Material | Glass/sapphire, SS frame |
| Window Options | Borosilicate, fused silica, sapphire |
| Connection | KF / CF |
| Coating | AR / broadband optional |
| Available Models | Standard & coated |
| Support Available | Selection guidance |