Proof of Concept | VEF Prototype Phase | Serial Production | Unofficial Production | |
Year | 1932-1936 | 1936-1938 | 1938-(1942) | 1942-unknown |
Made by | Walter Zapp & Co. | VEF | VEF | Unknown (original VEF parts) |
Made in | Estonia | Latvia | Latvia | Unknown (Latvia, Germany,etc) |
Serial Numbers | - | No.0001-0120* | No.01000 - 15200* | 15200-17320 (20981)* |
Cameras made | 1 (1936) | 120 | 14200 | 2120 |
Camera | silver-coated stainless steel shell unknown body | x | stainless steel shell brass body | stainless steel shell brass body |
Dimensions | x | x | 80 x 27 x 16 mm | 80 x 27 x 16 mm |
Weight | x | x | 125 - 130 g* | 130 g* |
Focus (Metric) | ∞, 2, 1, 0.6, 0.4, 0.3, 0.24, 0.2m | x | ∞, 2, 1, 0.6, 0.4, 0.3, 0.24, 0.2m | ∞, 2, 1, 0.6, 0.4, 0.3, 0.24, 0.2m |
Focus (Imperial) | x | x | ∞, 7', 3', 2', 1'4'', 1', 10'', 8'' | x |
Viewfinder | paralax corrected | x | paralax corrected | paralax corrected |
Lens | "Minostigmat" 3-element uncoated Anastigmat | x | "Minostigmat" 3-element uncoated Anastigmat | "Minostigmat" 3-element uncoated Anastigmat |
Properties | f-stop 1/3.5 focal length = 12,5 mm | x | f-stop 1/3.5 focal length = 15,0 mm | f-stop 1/3.5 focal length = 15,0 mm |
Filter | no filter | x | 2X Yellow Glassine sheet & Glass composite | 2X Yellow Glassine sheet & Glass composite |
Shutter | Guillotine / Single blade | x | Guillotine / Single blade | Guillotine / Single blade |
Shutter speed | T,B, 1/5,1/10, 1/20, 1/50, 1/100, 1/200, 1/500, 1/1000 | x | T,B, 1/2, 1/5,1/10, 1/20, 1/50, 1/100, 1/200, 1/500, 1/1000 | T,B, 1/2, 1/5,1/10, 1/20, 1/50, 1/100, 1/200, 1/500, 1/1000 |
Film transport | 12-toothed spool (telescope transport) | x | 12 & 3-toothed spool (telescope transport) | 3-toothed spool (telescope transport) |
Film format | 8.75 mm film width (unperforated 35mm / 4) | x | 9.5 mm* film width (unperforated 35mm / 3) | 9.5 mm* film width (unperforated 35mm / 3) |
Image dimensions | 6.5 x 9 mm | x | 8 x 11 mm | 8 x 11 mm |
Film available | experimental | x | VEF 10/10 (50exp)* VEF 13/10 (50exp)* VEF 17/10 (50exp)* | VEF 10/10 (50exp)* VEF 13/10 (50exp)* VEF 17/10 (50exp)* |
Survived | 1 | (1)? | 630 4.0/100 cameras | 186 9.0/100 cameras |