Tekno Frannansa wrote:
> 
> > Same size from camera's perspective. Kirk
> 
> Well yeah, but if you're projecting onto a plane (which we are) then you
> gain the distortion. This is why fisheye doesn't get this distortion, as it
> effectively projects onto a sphere (so the projected size corresponds to the
> angle subtended at the camera, the size "from the camera's perspective").

Right.

> Though I'm not 100% sure what a real camera does, probably somewhere
> in-between as a consequence of the lens bending the light...

A real camera is closer to ultra_wide_angle.  The distortion happens,
but a little less than with a perfect plane projection.

Fabien.

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