Zenit 50mm f/1.8 Helios 77M-4 Auto Manual Focus Lens for M42 Screw Mount {52} at KEH Camera
Buy HELIOS-44-2 58mm F2 SLR Lens lente Bayonet Canon - EOS for Canon Online in Vietnam. B01MYWW8UM
Cinema 35 mm 4K Helios 44-2 2/58mm Lens with PL-Mount Red One A : Amazon.ca: Electronics
Müüa Helios objektiiv (110559385) - Osta.ee
Please guys help me identify the version of this Helios-44. Seems it should be a 44-2 but marked just as a 44. Picked it up attached to a Zenit-E : r/VintageLenses