How about the auto extension tubes? The non-auto ones will work, of course - but auto ext. tubes behaves like K&M lenses, afaik. If they won't work, I guess it's time for a new - A, maybe even FA - version.
Alex
How about the auto extension tubes? The non-auto ones will work, of course - but auto ext. tubes behaves like K&M lenses, afaik. If they won't work, I guess it's time for a new - A, maybe even FA - version.
Alex