Helios-44 is a

Soviet The Union of Soviet Socialist Republics. (USSR), commonly known as the Soviet Union, was a List of former transcontinental countries#Since 1700, transcontinental country that spanned much of Eurasia from 1922 until Dissolution of the Soviet ...

copy of the

Carl Zeiss Carl Zeiss (; 11 September 1816 – 3 December 1888) was a German scientific instrument maker, optician and businessman. In 1846 he founded his workshop, which is still in business as Zeiss (company), Zeiss. Zeiss gathered a group of gifted p ...

Biotar 58mm ƒ/2 lens produced under the ''

Helios In ancient Greek religion and Greek mythology, mythology, Helios (; ; Homeric Greek: ) is the god who personification, personifies the Sun. His name is also Latinized as Helius, and he is often given the epithets Hyperion ("the one above") an ...

'' lens brand. The lens was made in the

Soviet Union The Union of Soviet Socialist Republics. (USSR), commonly known as the Soviet Union, was a List of former transcontinental countries#Since 1700, transcontinental country that spanned much of Eurasia from 1922 until Dissolution of the Soviet ...

and

Russia Russia, or the Russian Federation, is a country spanning Eastern Europe and North Asia. It is the list of countries and dependencies by area, largest country in the world, and extends across Time in Russia, eleven time zones, sharing Borders ...

, primarily for the

M42 lens mount The M42 lens mount is a screw thread mounting standard for attaching lenses to 35 mm cameras, primarily single-lens reflex models. It is more accurately known as the M42 × 1 mm standard, which means that it is a metric screw thread ...

Specifications

Source: * Distance scale: 0.5 m to ∞ * Aperture: f/2 - f/16 * Focal Length: 58 mm * Mount: M39, M42, Pentax-K, Zenit-D * Filter thread: M52 x 0.75 for Helios-44X-X, M49 x 0.75 for other * Weight: 230 g * Resolution: 50/30 lines per millimeter (for Helios-44M-7)

Gallery

HELIOS-44 FOR START camera from Evgeniy Okulov collection.JPG, Helios-44 START Helios-44 M39.jpg, Helios-44 Helios-44-2 58 mm F2 -- 2023 -- 0038-44.jpg, Helios-44-2 Гелиос-44М.jpg, Helios-44M Helios 44-M-4 58mm 2.0 lens.jpg, MC Helios-44M-4 Helios-44M 4392.jpg, MC Helios-44M-6

References

{{Reflist Soviet photographic lenses