The Bessa was the first production model of the Bessa line, produced between 1929-1956 by Voigtländer The Bessa is a medium format folder that uses 120 Film to produce 6x9" photographs. It's the best known and the most sold of all the Voigtlander cameras with estimations as high as 575,000 cameras made. It was the first self-erecting camera offered by Voigtländer. The Bessa was produced with four different lens types: Voigtar, Vaskar, Skopar, and the Color Skopar. Also there were three shutter leaf options: Prontor, Compur, Compur Rapid. One of the revolutionary features of the Bessa was a self-timer.