Model Identification: Praktina FX name on the front, Diaphgram's control of semi-automatic lenses, Camera Back Hooking Type Long.

The Praktina FX-A is introduced in 1954. The Praktina is the first SLR in the world to have the diaphragm's control internal to the camera body. In this model the diaphragm shuts automatically when the shutter release is pressed and it needs to be reloaded manually to full aperture after each exposure. This camera takes all the accessories of the previous model plus a new Bellows Focusing Attachment suitable to fit the new semi-auto lenses.
The production started in 1954 and ended in 1958. Six different types have beeen classified and the total production is estimated in 58,000 cameras. The first two types have only one socket for "X" synchronisation, the other types have two sockets for "X" anf "F" synchronisation.
This model is classified FX-A where the letter "A" means "Automatic".

Type Identification: 1 Socket for "X" synchronisation and Black Film Sprocket Spool

Type Identification: 1 Socket for "X" synchronisation and Silver Film Sprocket Spool

Type Identification: 2 Sockets for "X" and "F" synchronisation, Optical Finder Type W1 and Black Film Sprocket Spool

Type Identification: 2 Sockets for "X" and "F" synchronisation, Optical Finder type W1 and Silver Film Sprocket Spool

Type Identification: Optical Finder type W3

Beginning from this type Kamera-Werke replaced the old eye-level finder with a new type, brighter and with a different design, the same used later on Praktina IIA.