[Sidefx-houdini-list] aperture focal length relations

Mario Marengo mario at axyzfx.com
Thu Jun 21 14:05:36 EDT 2007


On June 21, 2007 02:02 pm, Mario Marengo wrote:
> AOVd = deg( 2 * atan( sqrt(width^2+length^2) // diagonal aov

Ooops. I meant to write:

AOVd = deg( 2 * atan( sqrt(width^2+length^2) / (2*focal) ) ) //diagonal aov

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Mario Marengo                                  mailto:mario at axyzfx.com
AXYZ ANIMATION                                 http://www.axyzfx.com
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