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Old 04-09-2016, 07:37 PM
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skysurfer
Dark sky rules !

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Join Date: Dec 2011
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Quote:
Originally Posted by billdan View Post
There is a thread on the DIY section of Cloudy Nights, where a gentleman converted a C14 SCT to a desktop DOB. He used a 3rd flat mirror installed in the baffle tube to bring the image out the side just above the Primary.

This way you get sit-down viewing and a long focal length.
What is the difference between this 'diagonal' and the standard diagonal behind the rear (which is also a 3rd flat mirror) ?
I can imagine that yoy have your eye on the side rather than behind the scope. Not much difference.
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