> NSURIT@xxxxxxx wrote:
>
>
> It'd still be 1:1, wouldn't it?
>
> I'm not sure. Might it not be an effective 2:1. Bill Barber
>
What is "effective" magnification ?
The calculation of magnification only involves extension and focal length not
sensor size and the focal length doesn't change when you put the lens on a
different body.
...Wayne
Wayne Harridge
http://lrh.structuregraphs.com
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