Re: [OM] more macro questions

[John A. Lind]

At 23:11 9/24/02, I wrote:
>   Effective aperture using aperture markings on lens:
>     (Effective A) = A * [(f + x + y) / f]^2
OOOOPS!!!!  This is WRONG!

Errata:
  (Effective A) = A * [(f + x + y)] / f]

-- John


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