At 09:11 PM 16/02/2005 , you wrote: > >Aside from the obvious superiority of the coatings on the SMC Takumars, >not all M42 lenses have an auto manual >switch, which will be necessary if you want to use the lenses at any >aperture other than their maximum.
One way around this is if you are not going to use the lens in an M42 mount is to glue the aperture pin in with a small drop of crazy glue. I have done this on an old 35mm lens. Think it should be fairly easy to undo if necessary. Powell
