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Lion Nebula SH2-132 - RC71

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Re: Oops

Started by mhansen, 01/07/2003 01:49AM
Posted 01/07/2003 01:49AM Opening Post
One time I guided a long exposure picture for approximately 30 minutes and realized I had left the focus mask on. I wonder what the f ratio on that setup was :/

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Mark Hansen
http://public.fotki.com/mhansen/