 |
Technical Data of the Halfmann 1.2m Telescopes
| Telescope | |
HRT | |
STELLA-I | |
STELLA-II | |
MONET/North | |
| | |
| |
| |
| |
MONET/South | |
| | |
| Aperture | |
1200 mm | |
1200 mm | |
1200 mm | |
1200 mm | |
| Focal Length | |
9.6 m | |
9.6 m | |
12 m | |
8.4 m | |
| Focal Ratio | |
8 | |
8 | |
10 | |
7 | |
| Optical System | |
Cassegrain | |
Ritchey-Chretien | |
Newton | |
Ritchey-Chretien | |
| Focus | |
Nasmyth | |
2 Nasmyth | |
Newton | |
Nasmyth | |
| Field of View | |
7’ | |
24’ | |
2’ | |
20’ | |
| Mirror material | |
Zerodur | |
Astro-Sital | |
Astro-Sital | |
Astro-Sital | |
| Mirror coating | |
Al+SiO2 | |
Al+SiO2 | |
Al+SiO2 | |
Enhanced Al | |
| | |
| Mount | |
Alt-Az | |
| Tube | |
Serruier | |
| Drives | |
Direct torque motors | |
| Operational mode | |
Robotic | |
|
|
