http://photonotes.org/articles/eos-manual-lenses/How to use manual lenses (Spotmatic M42, Leica R, and Nikon) and telescopes with Canon EOS autofocus cameras.35mm Cameras > Canon > EOSComplete instructions on how to use manual-focus lenses with Canon EOS cameras. Often called stop-down metering, this process allows older lenses built for non-EOS cameras to be used successfully with EOS gear. Also includes some information on attaching telescopes to EOS cameras using T-mount adapters.
telescopes with EOS cameras.
interest to a lot of Canon EOS camera users involves attaching old manual
lenses and telescopes to their autofocus cameras. Canon dont say anything
about this in their manuals - they just include a warning
about how using non-Canon lenses might somehow ruincanoneoslensesmanualmanual-focuszenitarfisheyedocumentationmanual lensesfdstop-down meteringstopdown
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