Sigma 17-70

Started Jan 20, 2006 | Discussions thread
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Sean Sha
Sean Sha Regular Member • Posts: 457
Re: Sigma 17-70

thanks.
and i saw from another person that it loses the 2.8 as soon as you go past 17.
and at 50 it's already f4? it's quite a slow lens, i'd say.

mousse wrote:

Sean,
They go as follows:
17mm=2.8
24mm=3.2
35mm=3.5
50mm=4.0
70mm=4.5

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