>>I am making a 6x12 Medium formar camera and I would >>like to use an old 47 f.8 super angulon that I have. >>I would prefer a helical mount over a bellows. Does >>anyone know where I could find one? >>David Hi to all: Don't forget the excellent series of helicoid extension tubes made by Pentax for their 35mm screw and K mount, 645, and 6X7 - these could be adapted for your application depending on exact sizing parameters. Also take a look at the Balda Super Baldina 35mm RF camera from the 50's - it has a neat pop-out lens mount with helical that fits a 00 shutter with distance indexing for 50mm ( very close to your 47!). The pop-out and helical appear large enough to accomodate the S. Angulon. Regards, LARRY _______________________________________________ Cameramakers mailing list [EMAIL PROTECTED] http://rmp.opusis.com/mailman/listinfo/cameramakers