> Regarding the amount of extension, I seem to remember calculating that one
> needs around 45mm to go from a 90mm 1:2 to a 90mm 1:1 ; in other words, all
> three olympus auto tubes (25+12+7 = 44mm). Or is that wrong?
I did some measurements on Zuiko lenses with different extension tubes some
time ago and have listed them on my site :
http://users.skynet.be/aemit/photo/macro.html
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Wim Verheyen, Houthalen, Belgium, aemit@xxxxxxxxx
Photography and synthesizers
http://users.skynet.be/aemit/
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