It is interesting that Vivitar tubes are more compatible with Pentax cameras than Pentax tubes. :)
> ----- Original Message ----- > From: "David Zaninovic" <[EMAIL PROTECTED]> > To: <[email protected]> > Sent: Wednesday, May 11, 2005 11:41 AM > Subject: Re: reverse mounting lenses > > > > This is what I need to make it work. Thanks Christian and Jostein for > very extensive answers. > > > > > I used the Vivitar auto extension tube set that have full meter and > aperture > > > coupling. They don't make them anymore but i believe the Kenko tubes > are > > > the same (they LOOK identical). > > Turns out the vivitar tubes are still available from B&H anyway: > http://www.bhphotovideo.com/bnh/controller/home?O=productlist&A=details&Q=&sku=61535&is=REG > > Notice all the contacts. > > Not a bad price either. > > Christian >

