This Contaflex uses the reflex Compur inter-lens shutter.
This shutter was designed by Alfred Newman about 1910.
Synchro-Compur shutter.
Shutter speeds:
B, 1, 2, 4, 8, 15, 30, 60, 125, 250 &
500.
Carl Zeiss Tessar lens.
f: 2,8 / 45 mm.
Serial number:
1370186.
This is the early model of Contaflex II because it has 2 measuring ranges in light meter.
The setting for both DIN and ASA. However, the ASA values is of the early scale.
Manufactured by:
Zeiss Ikon.
Stuttgart, Germany.
Year
of manufacture:
From
1954 to 1958.
Size:
24 x 36 mm.
Film type:
135.
