Here’s a little bit of fun: Juza has posted a review of the Canon EF 1200mm f/5.6L USM

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Jul 20, 2010
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JuzaPhoto, our favourite photographer that curls big giant Canon lenses for fun has posted a review of the legendary Canon RF 1200mm f/5.6L IS USM. At the time this lens was produced, it retailed for about $100,000 USD. If one of these show up on the used market, they still command that price if not

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I remember playing with one of these at the Focus on Imaging trade show in the UK in mid-nineties. They had one alongside the other big telephotos on the Canon stand, tripod mounted so you could peer though an EOS 1n and point them around the NEC to see if you could spot your mate on the other side of the hall.
 
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Yes it does take teleconverters. See here:

Here is a link tot he article translated to English:
 
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Here:
But the Canon looks like a toy compared to this :eek:
#Das Wesentliche :ROFLMAO:
(the essential)
 
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