Glossary
| Alcohol | We use either ethanol oriso-propanol for cleaning purposes. |
| Bath cryostat | Dewar to cool CCDs which containsa few liters of liquid nitrogen and can be operated 20 to 50 hours withoutrefilling. |
| CFC | ContinuousFlow Cryostat. Cryostat type which doesn't contain a vessel with liquid nitrogen,but it is cooled with a small amount of continuously passing through of liquidnitrogen. |
| Fiberglass | Epoxy material filled with fibres. |
| PCBs | PrintedCircuit Boards. Electronic boards used for internal cryostat wiring and filtering. |
| Tank | Vessel inside the dewar which containsliquid nitrogen. |
| Ultrasonicbath | Metal box for cleaning instrumentsin a solvent with ultrasonic waves and heating. |
| VITON O-ring | Look for List of Materials |
| ZIF-Socket | Zero Inforce Socket. Socket used for CCDs in order not to apply forces to CCD pins. |
| Zeolite | Crystalline porousaluminosilicate, hydrated and with alkali and alkaline-earth metals.It forms a tetrahedral framework. |
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