| Re: Using extension tubes with a macro lens I am currently using a Sigma 105 and have been trying it with Kenko auto tubes
or a coupling ring and a reversed takumar 35mm lense
I have started with the 12mm ring any more and I do not get even average results
but it is interesting enough for me to persevre there are many good sites on the subject some are included in the threads on macro on this site
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