Vintage Helios-44-2 58mm f/2 manual-focus lens, made in the USSR. A well-known Soviet lens appreciated for its characteristic rendering and distinctive swirling bokeh. Helios-44-2 58mm f/2 Serial number: 7425043 M42 screw mount Manual focus Manual aperture Made in USSR Includes original front/rear caps and protective lens case The lens is in good cosmetic condition for its age, with normal signs of use. The glass and general condition can be seen in the photographs. The aperture blades move and the focusing mechanism operates. The lens has not been professionally tested on a camera, therefore perfect optical or mechanical accuracy cannot be guaranteed. Please examine all photographs carefully, as they form an important part of the description.