The rugged, bonded construction of the calcium fluoride viewports allows bake-out to a maximum of 120°c and with Ultra High Vacuum (UHV) performance whilst the window offers extended broadband optical transmission from deep UV to the infra-red.
| Calcium Fluoride Zero Length Viewports | ||||||
| DN Type | OD Dimension A | Dimension B | Dimension C | Dimension D | Max Bake °c | Order Code |
| DN19 | 34 | 15 | 12.7 | 1.5 | 120 | ZVPCF16 |
| DN40 | 70 | 32 | 12.7 | 3 | 120 | ZVPCF38 |
| DN40 | 70 | 38 | 12.7 | 3 | 120 | ZVPCF38W* |
| DN63 | 114 | 63 | 17.4 | 5 | 120 | ZVPCF64 |
| DN100 | 152 | 89 | 19.9 | 7 | 120 | ZVPCF100 |
Product Overview
- HV and UHV compatible
- Maximum Temperature 120°c
- Minimum Temperature -20°c
- Maximum Rate of Temperture Change 3°c per minute
- Leak Rate <1x10-10 atm-cc/sec (He)
- Pressure Range 1 bar to 1x10-11 mbar
- Surface Quality 60/40 scratch/dig
- Flatness λ/4
- Bond seal type