The Box Tengor has a reputation as being one of the better box cameras. This is the 54/2 version, which produces 6x9 negatives on 120 film. The Box Tengor was a product of Zeiss, one of the most legendary names in photographic history. The Tengor was produced in various forms from the 1920s- 1950's, this version was produced from 1934-1938. Unlike most box cameras, the camera could be focused to different distances by the use of supplementary lenses that are moved into place inside the camera, it also had a choice of three apertures.