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Old 09-06-2019, 09:43 PM
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gregbradley
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Join Date: Feb 2006
Location: Sydney
Posts: 18,183
Quote:
Originally Posted by multiweb View Post
Looks great Greg. I always wondered about the field color difference in my shots between left and right of the claws but now seen in the wider context realise it's real and not a gradient.
Widefields are good for that sort of thing. Also seeing how objects fit in to the surrounding environment.

Quote:
Originally Posted by strongmanmike View Post
Nice sharp FOV that Greg, any minor imperfections in the edge star images are largely inconsequential to me

Mike
Cheers Mike. Yes in a widefield like this you are only going to see a few wonky stars by pixel peeping but we all like our stars to be round in the corners. A bit of cropping or a bit of time sorting out some tilt will handle it. On my ML16 I have it sorted and am getting nice sand like specks of stars and round to the corners. Not sure if the Proline 16803 will make it round to the corners - I doubt it and its not specified to be able to either.

I agree we can obsess sometimes about star roundness and take it too far.

Greg.

Quote:
Originally Posted by codemonkey View Post
Nice one Greg. I saw the Redcat in passing but hadn't really taken it seriously before now. I have been wanting something short to pair with the QHY178m, looks like this might do the trick...
Smaller sensors will have an easy time of it. This image was with a full frame sensored camera 36x 24mm I think it is.

Correcting for a bit of tilt has become standard practice for me anyway.

Greg.
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