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Old 22-06-2008, 08:04 PM
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sheeny (Al)
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Join Date: Jun 2005
Location: Oberon NSW
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Scorpius Star Colours

I had a another play at the capturing star colours tonight: Scorpius this time.

I used the Oly E510, with a Sigma 28mm f/2.8 OM lens at f/2.8, 1600ASA, 15 sec, manual focus, ICNR on, IS off, cable release. I got into the routine of adjusting focus while the ICNR was taking the dark, so that the images were both closer together and more consistently spaced.

It's not perfect, as high cloud drifted through during the run, and there's a few artifacts on the defocussed star images, so I will try this one again with the lens stopped down to see what effect that has, or with another wide lens - maybe a Zuiko 24, 21 or 18mm.

Al.
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Last edited by sheeny; 22-06-2008 at 08:07 PM. Reason: fix typos
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