Production Serial Numbers: Approx.135.000-523.000.
Camera # 133571. Lens: f3.5 CZJ Tessar
Shutter: Rim set Compur 1-1/300th B-T
This is the first Rolleiflex to incorporate the famous crank advance. Positive film stop, distance scale on focusing knob, depth of field scale on back of hood, target type sports finder with center peep-hole. Shutter release is incorporated into cocking lever.
Rolleiflex 4 X 4 Baby Sport
Production Serial Numbers: Approx. 622..000-733.000.
Camera # 642665.
Lens: f2.8 CZJ Tessar # 2096987.
Shutter: Compur-Rapid 1-1/500th B&T
Filter Size: Bayonet 1. (Taking lens only)
A single lever under the taking lens both cocks the shutter and releasesw it. Depth of field scale and exposure guide on back of door. Cast nameplate. Sports hood with pop up magnifier. Red window on back door has removable plug (often missing.)
This camera received a CLA in Feb 2008.
Rolleiflex 4 X 4 Post-War
Gray Baby (1957-1961)
Production Serial Numbers: 2.000.001-2.099.999.
Camera # 2005749. Lens: f3.5 Schneider Xenar
Shutter: Synchro-Compur MXV. 1-1/500 & B.
Filter Size: Bayonet 1 (both lenses.)
Light gray leather with dark gray trim.
Knob film advance with film feeler, interior baffles, exposre value system, film reminder on focusing knob, and sports finder.
Manufacturer specified that this camera was available with the Tessar or Xenar lens. However, no cameras with Tessar have been reported.