On Sun, Apr 17, 2011 at 3:25 AM, Tim Bray wrote:
> So front/back focus is a function of the lens *and* the body... -T
Oh, most certainly so. Tim, don't you see - the camera body is a
complex mechanical assembly... So, minor fluctuations (or is it called
- tolerances?) of the way things are put t
On Apr 16, 2011, at 8:25 PM, Tim Bray wrote:
> I finally got around to printing out a focus test chart, setting up
> the tripod, and setting the K-5 focus adjustment for my lenses.
> Strangely enough, they all seemed perfectly dialed-in, with the
> exception of a +3 bump for the Sigma 30mmF1.4.
I finally got around to printing out a focus test chart, setting up
the tripod, and setting the K-5 focus adjustment for my lenses.
Strangely enough, they all seemed perfectly dialed-in, with the
exception of a +3 bump for the Sigma 30mmF1.4. This is more than a
little strange because on the K20D,
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