Someone posted a how to page for modifying a K to M42 adapter to do this. It was relatively simple and straight forward, (and obvious if you think about it). But they had the recommended parts and methods which helps a lot in these cases. You might want to check the archives.
Derby Chang wrote: > I'm sure this has come up before, but I can't find it in the archives. > Have a lovely Voigtlander 40/2 ultron in M42 mount. Not the best lens on > a digital (quite a lot of CA, I've found), but a sharp little lens > otherwise, with beautiful build quality. Problem is I can only shoot > wide open unless I use one of my old screw mount film bodies. > > I know that some EOS-M42 adapters have a feature to keep the diaphragm > pin pressed, but I haven't seen any K-M42 adapters do the same thing. > Are there any? I've tried taping the pin down, but it has quite a strong > spring behind it, so doesn't stay put. > > D > > -- Remember, it’s pillage then burn. -- PDML Pentax-Discuss Mail List PDML@pdml.net http://pdml.net/mailman/listinfo/pdml_pdml.net
