"Del Johnson" delastro@{right star in Orion's belt}.sdsu.edu wrote in
message ...

2. I had a chance to view through Celestron's new 20-inch corrected
Dall-Kirlham cassegrain. [snip]

Are you sure? At NEAF I believe Celestron said the prototype they were
showing was only an 18", although the production model will be a 20".

Clear skies, Alan