Helios 44M-6 58mm f/2 MC is a fast, normal lens with a fixed focal length for 35-mm SLR cameras with an M42 thread. Enlightened optics or multilayer enlightenment. It features an exact match of the visual and photographic image planes. Based on the Biotar 2/58 lens (Carl Zeiss Jena). The lens Helios 44M-6 58mm f / 2 MC was produced at the Valday plant "Jupiter". Specifications: Format: 35mm mirror Type: Constant focal length (fixed) Focus: Manual Focus System: M42 Optical design: 6 elements in 4 groups Focal length: 58mm Aperture: f / 2.0 - f / 16 Petal diaphragm: 6 Diameter of filter thread: 52mm Weight: 270g Length: 42mm Year of production: 1991 Plant: Jupiter
Product condition: Excellent condition! The lenses are clean without scratches, fungus and dust inside. Aperture and focusing work properly!