Name：Seagull Camera 58-1

Designer: Shanghai Seagull Camera

Release Year: 1958

Seagull Camera 58-1 was produced in January 1958 by the just-established Shanghai Camera Factory and was modeled after a German "Leica" IIIB camera produced in 1938 in Germany. Using the telescopic lens, the caliber is 1:3.5, the focal length is 50 millimeters, the mirror seat interface is M39*1 and the shutter speed ranges 1/30-1/1000 seconds with the independent fast and slow door adjustment disk the vertical focusing device and the external viewfinder socket, at the same time, it has rewinding handwheel of Leica structure. Its production marks the beginning of the Chinese camera industry; therefore, it has the epoch-making significance of "zero breakthrough".