OptistatCF Cryostat - A 4 K helium-flow, top-loading cryostat with sample in static exchange gas.

- Temperature range: 3.4 to 300 K, may be extended up to 500 K and down to 2.3 K
- Temperature stability: ± 0.1 K
- System may also be run with liquid nitrogen, temperature range: 77 to 500 K
- Liquid helium consumption rate at 4.2 K: < 0.55 l/hr
- Cool down consumption: 1.5 litre (nominal)
- Room Temperature to base temperature: approx. 25 min with pre-cooled transfer siphon
- Sample change time: approx. 5 min (sample can be changed with the cryostat cold)
- Weight: 3.7 kg