Zorki 4

The Zorki 4 was possibly the most popular of all Zorki cameras, with 1,715,677 cameras made by the KMZ factory in Krasnogorsk, Russia. The Zorki 4 was also the first of the Zorki cameras to be exported in large numbers to the west. When the Zorki 4 rangefinder was introduced in 1956, its contemporaries included the Zorki S, Zorki 2S, FED 2b, Leica M3 (introduced two years before), Leica IIIg, Nikon S2, Canon VT, and Canon L1. The Zorki 4's production run outlasted all of them.