Description:
- Stable cooling or heating of microscope objectives in order to improve the temperature conditions in the observation area
- The temperature gradient in the sample is optimized to a value less than 0.3°K
- A circulator is required to supply the ring with cooling or heating liquids
- Available in:
 D1 [mm] D2 [mm]  17.5 25.5 20.0 30.5 20.8 31.0 21.2 32.0 22.5 34.5 25.5 35.5 29.0 32.0 29.0 32.5 29.5 36.0 30.5 32.5 31.5 41.5 33.0 38.0 
Specifications:
| Material | Aluminum, black anodized | 
| Heating / Cooling | Liquids | 
| Temperature range | see heating/cooling-circulator, max. 40°C | 
| Temperature stability | see heating/cooling-circulator | 
| Dimensions (WxHxD) | 49 x 24 x 36 mm | 
| Weight | approx. 0.2 kg | 

