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Ejnar Fjerdingstad - Jul 29, 2009 5:51 pm - Voted 10/10
Must have beena pretty good zoom - we have been on Paternkofel!
morceaux - Jul 30, 2009 5:07 am - Hasn't voted
Re: Must have beenYes, you are right. I've used a Sigma 80-400 OS telephoto lens on a Canon EOS 40D, on which 400 mm is actually 640 mm due to crop factor.
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