Archived posting to the Leica Users Group, 1996/04/17
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]On Tue, 16 Apr 1996, Charles E. Dunlap wrote: > I would like to fix a pinhole to a Leica M. I could do this very simply, > but I would rather have the pinhole fitted to an M-mount (possibly a > couple to vary the focal length). This way I could switch easily from > pinhole to regular lens. I know where I can get some laser-drilled > pinholes in brass shim, and I have access to a machine shop where I would > be able to make an M-mount. Has anyone done this? Are there diagrams > somewhere (outside of Solms!) for M-mount fabrication? Have such mounted > pinholes already been constructed? Does anyone else think that this is an > interesting idea? > > -Charlie > > Charles E. Dunlap > Earth Sciences Dept. > University of California > Santa Cruz, CA 95064 > There are adapters available by non-Leica parts makers with which you could use a home-built pinhole. Actually, I own a pinhole "lens" made by Carl Zeiss for the Contax IIa and IIIa cameras. I believe they only made 3 or 4, for use by the City of Stuttgart. It's about 20mm in equiv. focal length and with an aperture of about f/105. >Wonderful soft images. Ed Meyers