Pupil (camera, 1952-1954)

• The type of photographic material used is photographic plates in cartridges 9 × 12 cm in size.
• The camera had a folding case made of thin steel sheet and covered with dermatin .
• The front panel of the camera opened, then the fur with a lens barrel and a photographic shutter was forcedly extended.
• Aiming from one meter to “infinity” was carried out by moving the lens barrel on the tilted front panel using a lever device .
• Lens Triplet “T-26” 6.8 / 135, enlightened , with iris diaphragm . Aperture values ​​of 6.8; 8; eleven; 16; 22.
• The central inter-lens photographic shutter had shutter speeds of 1/10, 1/25, 1/50, 1/100, 1/200 second and “ B ”. There was a thread under the trigger cable .
• The Apprentice camera has two viewfinders - a folding frame and a removable optical one with a mirror (not to be confused with viewfinders of dual lens reflex cameras and single lens reflex cameras ).
• No self - timer .
• The camera has two tripod sockets with a 3/8 inch thread for mounting the camera in a vertical and horizontal position.

In the 1930s, at the Novaya Shkola Leningrad factory, the simplest camera (from two cardboard boxes) with the same name was produced.

• Stages of development of domestic camera manufacturing. Camera “Moment” (“FTF-50”)
• Stages of development of domestic camera manufacturing. “Pupil” on the basis of “Moment”