On 25 May 2011 06:17, Ecke PDML <overpenta...@googlemail.com> wrote:
> IIRC there is also a front or back focus effect from IR because of the
> different wavelength so some places recalibrate AF to reflect that
> change.
That's correct. Places that convert cameras will also adjust the AF so
it works for IR light, not visible. However, with a camera that allows
AF adjustments (K20D and later, and some earlier cameras with a hacked
firmware) one could do this at home.
Cheers,
—M.
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