Rolleiflex 3.5E3 75mm f3.5 Zeiss Planar lens Nr. 2382765
Note that the Rolleiflex "3.5 E3" was produced parallel to the "3.5 F" and was the result of a demand for a Rolleiflex 3.5 F without build-in lightmeter. In construction it is largely based on the 3.5F.
Production : from 1961 to 1965, about 5035 units
Taking lens: Carl Zeiss Oberkochen Planar 1:3.5 f=75mm, Coated, 6 elements. or : Schneider-Kreuznach Xenotar 1:3.5 f=75mm, Coated, 6 elements. Combined lever (MXV) for Selftimer and M- and X-synchronization.