Soviet lens HELIOS 44-2 2/58mm Vintage camera lens M42 mount Bokeh&Flare /Portrait+adapter Canon. HELIOS-44-2 2/58 has a diaphragm preset ring. With it, you can select one of the fixed values: F / 2, 2.8, 4, 5.6, 8, 11, 16. Unlike the preset ring, the diaphragm setting ring rotates smoothly and you can use it to set any intermediate value. The smooth motion of the aperture ring is useful when shooting video.
The diaphragm consists of 8 petals that form a hole in the form of regular polyhedra. Lens mount: M42 / Canon. 6 lenses in 4 groups. The Lens has been completely ...