Chronological overview of the baby rolleiflex 4x4 cameras
The International Rollei Club presents here comprehensive specifications of the baby Rolleiflex 4x4 cameras. All data was compiled from unique original Franke & Heidecke factory archive sheets but be aware that some data may differ from what might have been published elsewhere, this due to differences in the various resources. Use the data as reference for your used or new to buy photo camera, catalog your Rollei collection and learn more about the unique Rollei Twin Eye Reflex cameras.
All the data here provided is also available as eBook.
Original Baby Rolleiflex 4x4 K1
Model 4RF 410 & 411 March 1931 - December 1932 Serials: 135.000 - 145.100 Taking Lens: Model 411: Zeiss Jena Tessar 3,5/60 Model 412: Zeiss Jena Tessar 2,8/60
Both with push-on filter 28.5mm. Finder lens:
Heidoscop Anastigmat 2,8/60mm Shutter:
Compur, 1 - 1/300 sec., T & B. Film: 4x4, Type 127. Film Transportation: winding lever with red window for first exposure on back of camera, counter window for exposures 2-12. Blank film pressure plate.
Dimensions: 11.3x7.5x7.9cm. Weight: 580 grams.
Aperture and shutter times engraved below and above taking lens.
Model 4RF 413 & 414 (pictured) January 1933 - November 1934 Serials: 150.000 - 154.999
Taking Lens: Model 413: Zeiss Jena Tessar 3,5/60 Model 414: Zeiss Jena Tessar 2,8/60
Both with push-on filter 28.5mm. Finder lens:
Heidoscop Anastigmat 2,8/60mm Shutter:
Compur, 1 - 1/300 sec., T & B. Film: 4x4, Type 127. Film Transportation: winding lever with red window for first exposure on back of camera, counter window for exposures 2-12. Blank film pressure plate.
Dimensions: 10.7x7.0x7.5cm. Weight: Model 413: 517 grams, model 414: 558 grams. Aperture and shutter times engraved left & right of taking lens. New window above the finder lens to view speed and aperture settings.
Model 4RF 420, 421, 422 & 423 December 1934 - May 1938 Serials: 155.000 - 523.000 Taking Lens: Model 420 & 422: Zeiss Jena Tessar 3,5/60 Model 421 & 423: Zeiss Jena Tessar 2,8/60
Both with push-on filter 28.5mm. Finder lens:
Heidoscop Anastigmat 2,8/60mm Shutter: Models 420 & 421: Compur Rapid, 1 - 1/500 sec., T & B. End sequence 1/100, 1/300, 1/500. Models 422 & 423: Compur Rapid (like the 6X6 Rolleiflex Automat), 1 - 1/500 sec., T & B. End sequence 1/100, 1/200, 1/500. Film: 4x4, Type 127. Film Transportation: winding lever with red window for first exposure on back of camera, counter window for exposures 2-12. Blank film pressure plate.
Dimensions: 10.7x7.0x7.5cm. Weight: Model 420 & 422: 567 grams, model 421 & 423: 583 grams. New Compur Rapid shutter. Aperture and shutter times engraved left and right of taking lens. Window above the finder lens to view speed and aperture settings. Models after 1935 have a slightly larger focusing knob.
Models from 1931-1934 have no exposure guide on the back, and none of all models can be modernized.
9
Rolleiflex 4x4 Baby Rolleiflex "Sport" - Model 4RF 430
June 1938 - February 1941 Serials: 622.000 - 733.000 Taking Lens:
Zeiss Jena Tessar 2,8/60
Bayonet 1 Finder lens:
Heidoscop Anastigmat 2,8/60mm Shutter:
Compur Rapid, 1 - 1/500 sec., T & B. Film: 4x4, Type 127 (A8). Film Transportation: winding lever with red window for first exposure on back of camera, counter window for exposures 2-12. Blank film pressure plate.
Dimensions: 11.3x7.5x7.9cm. Weight: 580 grams.
Reportedly, but not clearly documented by Rollei, about 1,000 more of this camera model have been built in war time from 1941 - 1943 with serial from 850.000.
This camera model could be used with a glass plate film adapter; but it can not be modernized.
10
Rolleiflex 4x4 Gray Baby Rolleiflex - Model K5 & K5 Black
September 1957 - April 1963, 62.250 pieces in gray (pictured) May 1963 - March 1968, 4,930 pieces black Serials: 2.000.001 - 2.063.999 (gray),
2.064.000 - 2.064.999 (gray & black),
2.065.000 - 2.069.120 (black only). Taking Lens:
Schneider Xenar 3,5/60mm
Bayonet 1 Finder lens:
Heidosmat 2,8/60mm, Bayonet 1 Shutter:
Synchro Compur MXV, 1 - 1/500 sec., B, X-sync., self timer.
Film: 4x4, Type 127 (A8). Film Transportation: winding lever with auto stop on first exposure, exposure counter window for exposures 1-12. Blank film pressure plate.
Dimensions: 12.3x8.9x8.1cm. Weight: 700 grams.
The gray model has gray leather and lacquer. This camera model could be used with a glass plate film adapter; but it can not be modernized.