I think we have gotten way off topic and I feel bad for highjacking Kyle's thread
But we are talking about 2 different situation. A True Marco photo taken so that the image is 1/2 the oringonal size or greater relys far less on f-stop then magnification as discribed by this equation
DOF~2NC[(M+1)/M2]
Sorry hard to write in text it should be M squared
J
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