Anyone using a Canon EF 100-400mm f/4.5-5.6L IS USM with a 7D ? Any good bad or ugly info ?

Started Jan 3, 2013 | Discussions thread
maarensv
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Re: Anyone using a Canon EF 100-400mm f/4.5-5.6L IS USM with a 7D ? Any good bad or ugly info ?
In reply to tonyjr, Jan 3, 2013

tonyjr wrote:

To me no better / faster than the 70-200 mk II on the 7 D w / 2X III . But the 100-400 starts at 4.5 and goes to 5.6 while the 70-200 mk II on the 7 D w / 2X III is a flat F 8 .

70-200 II + TC 2x = f2.8 + 2 stops = f5.6, not f8

Regards, Sandor.

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