[rollei_list] Re: Rollei 35mm TLR Prototype

  • From: CarlosMFreaza <cmfreaza@xxxxxxxxx>
  • To: rollei_list@xxxxxxxxxxxxx
  • Date: Mon, 26 Jul 2010 06:37:29 -0300

2010/7/26 Peter Mattei <petermattei@xxxxxxxxx>:
> Actually, I have most/all the bits and pieces for a 4X4 - to 35mm conversion
> for the Baby Rollei.  There most certainly was a Rolleikin for the 4X4, but
> I don't know if this was a Rollei item or made by a third party.   I haven't
> bothered to get it out and fit it to one of the Babies...

It would be interesting to know, if you have the pieces photographs
and/or references, the way a third party solved the technical problems
Rollei found to develop the 35mm Rolleikin for the Baby Rollei 4x4.
The bottom spool chamber for 127 film was not deep enough for a 35mm
cartridge, this was only one of the problems, it required a special
Rolleikin back with an ugly bulge at the bottom and the camera
couldn't stand on its four feet (a so useful feature when you don't
have a tripod), the rewind knob needed to be projected out of the
camera body line.
Rollei made a 4x4 Rolleikin prototype that worked but under the
conditions described above, the design was not approved. A photograph
about a Baby Rollei with the Rolleikin prototype back and the rewind
knob is shown in the Prochnow's Report 1, page 8-220.

The 35mm TLR camera prototype solved the problem about the room for
the cartridge with a deeper film chamber at the camera bottom, there
was no bulge.

Carlos
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