Advantages:

Long time observation is possible, because of low consumption of LN2.

Large magnification can be achieved by short distance between sample holder and window.

Specification:
- Window thickness: 0.47mm
- Clear access diameter: 12mm
- Sample holder to top window: 0.5mm
- Lowest temperature: -150 C
- Temperature stability: 0.5 C
- LN2 consumption rate: 2.5L/day