Quote:
Originally Posted by billdan
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.
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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.