HELIOS-44M-7 lens F2 58mm for M42 ZENIT PENTAX Micro 4/3 camera BIOTAR copy
MC HELIOS-44M-7 is a standard multi coated (MC) lens with springblend aperture designed for Soviet SLR 35 mm Zenit cameras.
First HELIOS-44 lenses were borrowed from Carl Zeiss BIOTAR lenses and issued since end of 1950th years in M39, then in M42 screw mount. Lens MC Helios 44M-7 have highest resolution, among of all Helios lenses, 50ln/mm.This famous lens was manufactured in the USSR, and features outstanding sharpness, contrast and color rendition. In the main, most all Soviet and Russian lenses are exceptionally good and this one is no exception! Focusing in full range, including infinity. Lens has 6 aperture blades. Completely manual control: manual focus and manual aperture.
Technical information MC Helios 44m-7:
Focal length: 58mm
Angle of view about 42 degrees.
Relative aperture: 1:2
Scale of diaphragms: from 2 to 16
Focusing range: from 0.5m to infinity
Filter mount: M52x0.75
Mounting M42 x 1mm groove, known as Pentax Thread Mount, same with a lot of old SLR cameras (Practica, Chinon, Yashika, Bessaflex etc).
* Mounting for some modern SLR & dSLR cameras will not bring any trouble with well-spread M42 adapters. Adapter should have the hook which should hold aperture pin depressed, in other case you'll can not adjust the aperture because it will fully opened all the time.
* The lens is well-applicable for digital cameras with micro 4/3 system and other with working distance 45.5mm and less, with the use of adapters: All Sony NEX, Olympus, Panasonic: Lumix DMC-G1, DMC-GH1, DMC-GF1, DMC-G2, DMC-G10, Epson, Samsung and other.
THE ITEM COMES WITH box, front and rear lens caps, manual (in russion).
Lens in new, unused condition, old stock. Fully cleaned, lubricated and adjusted. No fungus, no scratches, no cleaning marks. Aperture blades oil free.
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