On Jul 14, 2005, at 7:36 AM, Dario Bonazza wrote:

The most diffused opinion in this list is that when using 35mm lenses on APS-C cameras you get wider DOF, while Pentax states that you get narrower DOF. Isn't it interesting?

Here's how it goes:

If you use the same focal length lens, the DOF is DECREASED on the 16x24 format due to the smaller CoC.

If you use a lens of comparable Field of View, the DOF is INCREASED due to the smaller lens opening at the marked aperture settings.

Godfrey



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