You can calculate the macro ratio by measuring an object that fills the frame at full magnification. For example, if your camera has a frame width of 36mm and a 9mm object fills the frame at full magnification, your macro ration is 4:1. Paul -------------- Original message ---------------------- From: [EMAIL PROTECTED] > > Interesting sidenote, the guy I bought it from lives in Concord, CA. > > Say, that's where I live, too! I wonder if that guy ever came in to Reed's > when I was working there. We had a few Pentax afficionados that would come > chat with me from time to time. > > Back to the topic: I own the k-mount version of the bellows, and loooooove > putting my D-FA100 macro on it. I've always wondered how to calculate the > macro ratio when using that combination. > > John Celio > > -- > PDML Pentax-Discuss Mail List > [email protected] > http://pdml.net/mailman/listinfo/pdml_pdml.net > to UNSUBSCRIBE from the PDML, please visit the link directly above and follow > the directions.
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