I would think it might have as much to do with angle of the light rays from
the light source as related to the position of the camera. Bill Barber
In a message dated 3/3/2014 7:04:18 P.M. Central Standard Time,
bwhitmire@xxxxxxxxxxxxxx writes:
Polarizers do better on narrower fields of view, I suspect because of the
scattering of the light. Uniformity is hard to come by, at least with
luminance, or luminosity.
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