Quote:
Originally Posted by Satchmo
Alan - Dave Rowe is the inventor of the Corrected Dall Kirkham cassegrain design ( CDK ) which is currently having tremendous success for its relatively fast speed and and wide flat coma free field. You can be sure that the design is exceptional - on paper at least . Whether it can be pulled off mechanically is another question , but as modern imaging can pull off modest length subs and refocus when necessary and the image scale is fairly modest I can't see how it would not work well.
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Celestron could also be using his good name for marketing purposes.