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other people
Jun 27, 2004
Associate Christ
Can some one give me a quick schooling in macro?

I inherited a great deal of old Olympus OM kit for macro work. I have an adaptor so I can mount most of it on my GF1. Now I don't have to waste tons of film figuring this stuff out!

My problem is that I am not really sure what to do with what I have.

The lenses I have are:

50mm f/3.5 Macro
100mm f/2.8
28mm f/3.5
50mm f/1.8

Also included is a copy stand, as well as a crap ton of filters. There is also a wonderful 90 degree viewfinder, but that won't do me any good.

The most interesting pieces are very slim rings with male/male threads. You can screw two lenes together face to face:





This seems to get me very close to the action!

I have no idea what the effects of using different length lenses in this setup will have. Is there a site that will help me figure that out? I don't even know the base magnification ratio of the macro lens I have. Also, because of the crop size of the GF1, that 50mm macro is like a 100mm macro, correct?

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