Archived posting to the Leica Users Group, 2008/02/02
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]Jim und Daneel, You have forgotten the /ne plus ultra/ folder of all time; the Super Ikonta B. Jerry jim Nichols wrote: > Daniel, > > Coupled RF's have been around for years on folders. The old 4x5 Speed > Graphics had coupled Kalart RFs that connected to the focusing bed by > a folding arm. As I recall, the Retina series of 35mm folders were > also coupled. > > Jim Nichols > Tullahoma, TN USA > ----- Original Message ----- From: "Daniel Ridings" <dlridings@gmail.com> > To: "Leica Users Group" <lug@leica-users.org> > Sent: Saturday, February 02, 2008 2:30 AM > Subject: Re: [Leica] It's a film camera! Rangefinder at that! > > >> On Feb 2, 2008 8:55 AM, G Hopkinson <hoppyman@bigpond.net.au> wrote: >> >>> The linkage to the front, which looks to be relatively flimsy, I >>> assumed was just for retraction as on the folders I have here. >> >> Yes, it does look flimsy and that is what suggests, for me, that it is >> a rangefinder part rather than a part that is intended to lock and >> stabilize the extended lens. >> >> I'm >>> struggling to imagine how the coupled rangefinder you mention works. >>> Do you have a model number I can search on for one of the >>> originals? >> >> I think you can go after the Makina Plaubels. They'd probably be the >> easiest to find descriptions of. >> >> You can't see it unless you know what you are looking at: >> >> http://www.rus-camera.com/camera.php?page=other&camera=iskra >> >> But on the Iskra, with the camera in your hands ready to use, at the >> bottom left is an arm that goes back to the rangefinder. But you can't >> really see all of it, just a part that sticks out, because it goes >> under the bellows instead of over. >> >> I hope they don't waste money on developing "A" exposure for this. A >> reliable shutter and aperture is enough. >> >> Daniel >> >> >>> Regarding the metering, look at the dial on top nearest the >>> viewfinder. It looks to have provision for ISO rating and also an A >>> setting? A leaf shutter, as you say, ruins my TTL theory. Any non >>> TTL metering implies a linkage, fascinating. >>> Off this topic, I note Fuji's choice in very Nordic Booth babes in >>> the article! Oh and no less than three new DSLRs from Sony. >>> Cheers >>> Geoff >>> >>> -----Original Message----- >>> From: lug-bounces+hoppyman=bigpond.net.au@leica-users.org >>> [mailto:lug-bounces+hoppyman=bigpond.net.au@leica-users.org] On >>> Behalf Of >>> >>> Daniel Ridings >>> Sent: Saturday, 2 February 2008 17:30 >>> To: Leica Users Group >>> Subject: Re: [Leica] It's a film camera! Rangefinder at that! >>> >>> On Feb 2, 2008 8:22 AM, G Hopkinson <hoppyman@bigpond.net.au> wrote: >>> > Richard, I hadn't looked closely enough. It is a rangefinder! I >>> see no >>> > possible way this could be linked to the (tabbed) focus ring with >>> a > folding bellows in between. >>> >>> You see that stabilizing arm extending from the body out to the lens >>> head? It might be able to slide in and out, thus pushing a >>> rangefinder mechanism here and there. >>> >>> > The old originals of course were just focussed by guess applied to >>> the >>> > focus ring distance scale manually. >>> >>> No, the Agfa's (later a Commie Iskra model), Zeiss-Ikon's and others >>> had coupled rangefinders. >>> >>> >>> > For exposure control I would guess that the lens is set exactly as >>> per >>> > an M, then the shutter speed is adjusted via the dial on top >>> (complete > with A setting). An Auto setting implies that the metering >>> is TTL! >>> >>> Who needs an exposure meter on one of these? I doubt seriously that >>> it can be TTL. That would be assuming it has a focal plane >>> shutter and it obviously has a leaf shutter. They open and close >>> when you take the shot, so they are not letting any light through >>> until then. It would be over-kill to have TTL with such a mechanism. >>> >>> Daniel >>> >>> >>> _