Does the 16mm Zuiko rectilinear fisheye preserve area, or is it somewhere in
between pure area and angle preservation?
Chip Stratton
cstrat@xxxxxxxx
> A true spherical
> fisheye, such as the 16mm or 8mm theoretically map a hemisphere
> in space to
> a flat plane of film (much like a polar map does) and preserves area, not
> angles. As you move from the lens axis outward, you can preserve one or
> the other, but cannot preserve both.
>
> With portraits, especially groups where you cannot back up enough and are
> forced into using a rectilinear WA, it's why you definitely do not want
> someone's head in a corner!
>
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