Sounds like what you need is a center gradient neutral tint
filter. Dark in the middle graded to clear at the edges. I
think these are used quite a bit by large format owners to fight
Cos4 vignetting. I imagine it is something similar causing your
problems.
Best of luck,
Felix
>
>There has been alot of praise of the Zuiko 500mm Reflex (mirror)
and other
>mirror lens these last few days. I bit the Zuiko 500mm "Mirror"
bullet a year
>or so ago and I must say, I am not at all impressed. I even
thought I had
>"God forbid" a Lemon Zuiko until I found a copy of "The OM
System Lens
>Handbook". On pages 58 & 59 are some photos made with the 500mm
Reflex. All
>photos show the same problem I have. About 250f the left and
right side
>(horizonal) of the photo is VERY DARK and the center is almost
over exposed.
>Is this a common problem with other "Reflex" manufactures lens?
I personally
>find the Zuiko almost useless. I think $$'s are better spent
elsewhere. The
>only reason I MAY?? keep this lens, is it is light and small for
humho
>vacation snapshots and then crop the print.
>>BW
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