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Old 23-06-2016, 10:59 AM
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Stonius (Markus)
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Stonius is offline
Join Date: Mar 2015
Location: Melbourne
Posts: 939
I'm amazed. It seems that lenses get very $$$ north of 400mm. At those focal lengths, I'm surprised they didn't just mount a camera on a telescope, or use one of hose catadioptric lenses. So much glass there - 32KG! Ideal for Twitchers who can mount it on the gun turret of their Sherman tank!!

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