Overview

The Helios-44M-1 58mm f/2 is a Soviet-era lens copied from the Zeiss Biotar, known for its distinctive swirly bokeh caused by strong vignetting. Optically, it offers balanced center sharpness and a unique character, but suffers from sample variation and mediocre resolution compared to modern lenses. Build quality is mixed: some copies feel solid, others have loose parts and stiff focus. It suits portrait and video shooters seeking a vintage look on a budget.