Shutter ?
Shutter speeds:
B, T, 1, 2, 5, 10, 25, 50, 100, 250, 500 & 1250.
Zeiss-Opton Tessar lens.
f: 3,5 / 50 mm.
Serial number:
1002541.
The lens is originally made by Carl Zeiss, Jena. From about 1951-1953 it was marked Zeis-Opton and made in Oberkochen.
After about 1953, the lens was again marked Carl Zeiss.
The camera has serial number:
A 46211.
Manufactured by:
Zeiss Ikon.
Stuttgart, Germany.
Year
of manufacture:
From
1950 - 1954.
Size:
24 x 24 mm.
Film type:
135.
