Sometimes somehow I manage to find some interesting facts about photography from the technical side. Interesting, for the geeks...

Pentax K10D @ISO3200

Response to a inteligent test of high ISOs on D700/A900.
Date:11 Nov 2008

Reverse attaching a wide angle

Well, not so wide - a 35mm. But the magnification already got interesting, even on a short telephoto lens.
Date:26 Oct 2008

Agfa lab vs Epson V350

Flatbed scanners are known to be poor quality for 135 film. But is it true?
Date: 27 Feb 2008
Total size: 4.1MB (separate images)

Vignetting with reverse attached lens

Reverse attaching a lens is a cheap and easy way to achieve high magnifications. But vignetting in such a setup can be very surprising.
Date: 1 Sep 2007
Total size: 216KB

Autolevels weirdness

Look out for automatic exposure modes in software. They can have various effects.
Date: 1 Sep 2007
Total size: 2.2MB

Weird chromatic aberrations

Unnaturaly high CA might in fact not be what you suppose it to be.
Date: 5 Jul 2007
Total size: 156KB