Ajax 12 (F-21T) Soviet KGB SubMiniature Spy Camera, Very good condition Description I sell a Ajax 12 (F-21T) Soviet KGB SubMiniature Spy Camera. Subminiature cameras are those which use original film formats smaller than 35mm. The Ajax 12 (F-21T) is using 21mm non perforation film. The camera has a wind-up spring motor and a high quality fixed-focus lens with an adjustable aperture and leaf shutter with four settings. USSR 1952 – Spy Camera – 21 mm – Rare. The KMZ Ajax-12 stands as a subminiature espionage camera meticulously crafted for the Soviet Union’s intelligence agency, the KGB. The Ajax integrates a clockwork mechanism powered by a spring, enabling operatives to capture a sequence of images without requiring manual film rewinding. Frequently employed for undercover photography, the camera was adept at remaining concealed within or behind other objects, while its robust construction ensured durability and film protection even under adverse conditions. A civilian iteration of the camera emerged in 1989, known as the Zenith MF1, expanding the reach of this unique and covert photographic technology beyond its original espionage context. The Subminiature Camera was named Ajax-12, original name of "F-21T". There is still an overexposed filmroll inside, due to opening the camera. He has been initiated in 1952-53 and is in Very good condition. The Specifications; PF-28T lens, 1:2.8 / 28 Shooting distance 2 - 8 Field of view of the lens 56 ° Film Special A-2 Resolution 20-47 lp / mm at full aperture at a distance of 5 meters Frame size 18 x 24 mm The sensitivity of the film 65, 180, 250 and 500 units of GOST The central shutter, aperture of the lens iris Shutter speed 1/10, 1/30, 1/100 second, and "B" - Manual Special tape, 60 cm film, 15 shots Transport mechanism spring, with a preliminary squad of 10-12 frames Dimensions 77 x 41 x 55 mm Weight 180 gr. See pictures for cosmetic. All the pictures are from the object itself. What you see is what you will receive. The camera itself has not been tested by myself. Please can you use the refnr “CAM003” in all our communications. For your information, I will be selling about a hundred subminiature cameras from my collection in the coming months. So if you are a collector follow my account so you can follow my other items for sale the coming months. Thank you for bidding.