Help me understand lenses :-) Macro v Telephoto in macro mode

Started Sep 25, 2009 | Discussions thread
Peter White Veteran Member • Posts: 3,704
Re: then....

Ro13 wrote: if the 100mm macro and the 180mm macro both produce 1:1 images...then wouldn't the images be the same? Or at that point is it just about how far you are from the subject?

If both lenses have flat fields, and the subject is flat, and parallel to the film plane, then, and only then, the images would be the same. If the subject isn't flat, then the two different lenses will produce images that show different perspective.

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Canon EOS 5D
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