The mirror for the telescope has been polished by
Dr. Cyril Polasek here in Ondrejov.
Basic properties of the mirror:
- Diameter D = 500mm
- Focal length: f = 1975mm
- Focal ratio: a = 1:3.95
There is an mpeg video clip
showing Ronchi's test of the
The following are some images taken during last
phase of polishing. First image shows the tools used
for polishing, on the second is the mirror itself and
the third image shows master Cyril Polasek and his work
in the background.
|Tools again (better image)