Thread: Carina Nebula
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Old 04-01-2017, 01:28 AM
Mickoid (Michael)
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Join Date: Feb 2016
Location: Melbourne, Australia
Posts: 1,537
Quote:
Originally Posted by Atmos View Post
Really nice result for such a long focal length on a really light mount :thumbs up:
Thanks Colin, you obviously appreciate the technical difficulties that go with using this kind of configuration.

Quote:
Originally Posted by Steve Pattie View Post
Not a bad shot. The wind really makes life difficult.
Tell me about it Steve. I don't know any other pursuit that requires so much to be going right to achieve a good result.

Quote:
Originally Posted by cometcatcher View Post
Holy cow that's great for a mirror lens!

I bought two of the things a few years ago and both had too many optical problems for astronomy, or anything for that matter. You got a good one.
I had researched about the better and cheaper mirror lenses and Tamron was mentioned a fair bit so I looked around for a second hand one and found this 500mm f8. The only problem I have found is boken appearing in some of the brighter stars at the edge of the frame. Other than that, they are a little soft compared to a good refractor but I can live with that. Nothing Photoshop can't improve!
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