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Re: Nikon 2.8/10,5 Sigma 3.5/8 or Tokina 10-17 ?
FC | Gmail 2009-May-10 19:29:00
Thanks a lot.
Now, i have to chose between Nikon and Tokina for my nikon body.
The fact to use 10 or 17 for fast or hi res would be a nice idea.
How is th AF on the Tokina ?
Is it easy to use hyperfocal on it ?
Thanks and best regards from France
Le 10 mai 09 ? 20:36, Erik Krause a ?crit :
>
>
> Am Sunday, May 10, 2009 um 11:13 schrieb FC | Gmail:
>
> > Which is the best ? Plus and cons for each lens ?
>
> First of all they give you different maximum resolution: On a 8
> megapixel APS-C sized sensor an equirect will be about 7000 pixels
> wide for a 8mm lens or more than 9000 for a 10mm one. More detailes
> values on http://wiki.panotools.org/DSLR_spherical_resolution
>
> The 8mm acts as a cropped circular fisheye on an APS-C sized sensor,
> the 10mm one as a full frame lens.
>
> I personally would go for the Tokina. You can still use it once you
> upgrade to a full frame body (shaved of course), and it will act as a
> full frame fisheye at 17mm or a cropped portrait one at 10mm leaving
> you the choice between fewer shots and higher quality. For a test
> preview by Michel Thoby see http://tinyurl.com/2ojdug
>
> You won't want to use a 8mm lens on a full frame body since it gives
> roughly the same maximum resolution on a 20 MP sensor like on a 8 MP
> APS-C sensor.
>
> best regards
> --
> Erik Krause
> Offenburger Str. 33
> 79108 Freiburg
>
>
>
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