>Here are my SQF values for a 35mm f/2.8 Zuiko Shift. In short, this lens has
>an eye-popping ability to shift the image up/down, left/right, or combination
>thereof. It seems to exceed the range of my 4x5 field camera. The light
>fall-off at max offset is significant and makes for harder focusing of
>subjects. However, this fall-off doesn't translate to any noticable
>vignetting, apart from a moderate increase in that which occurs shooting wide
>open. Image rendering ability wide open is underwhelming (esp. at maximum
>offset) and the lens shows a significant jump in performance at f/5.6. The
>lens design seems to be optimized for better performance off center, so it
>wouldn't be the ideal lens for general subject photography with no offset,
>apart from the obvious lack of an automatic diaphram.
This seems to confirm my non-scientific testing and real-world use. I
primarily use this lens stopped down to F11-22 and find that it performs
very well there.
Ken
Kenneth E. Norton
Image66 Photography
image66@xxxxxxx
(515) 791-2306
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