Rare early Helios 44 2/58 KMZ, M39 M42 Zenit 13 blades soviet lens

Description: Famous 13 blades Helios 44 58mm f/2 2/58mm, Excellent Rare Lens, moun m39/M42 Zenit This lens was designed at Krasnogorsky Mechanical Plant. This is a representative of vast "Helios-44" family, that was based on German Carz Zeiss Jena Biotar 2/58. Firstly it has a name "BK" - Biotar from Krasnogorsk.Optical scheme was calculated in 1951 at State Optical Institute (USSR). Lens was produced in 1958-1994 at three plants: KMZ, BelOMO, Jupiter. This is one of the most popular lenses in the world.This lens was default for SLR cameras "Zenit-3", "Zenit-3m", "Crystal" and optional for "Zenit" and "Zenit-C". This lens had either 8, or 13 aperture blades. Early lenses had unpainted aluminium body, later lenses were blackNote: it is a lens for SLR with mount M39x1/45.2, it will not work if set on rangefinder with M39x1/28.8 (LTM) mount. They have different flange focal distance.Number of lenses - 6 in four groups, BiotarAngle of view - 40oNumber of aperture blades - 13Limit of aperturing - 1:2 (max), 1:16 (min)Resolving power - (centre/edge) 35/14 lines/mmMinimal distance of focusing - 0.5 mType of thread - M39х1/45.2Type of thread for the nozzles - M49x0,75 mmDimensions (mm): 61*60*60Focal distance - 58,60 mm.One-layered anti-reflection coating CONDITION :Lenses are new! Used very little! Optics defect-free! Focus running smoothly! Delivery: After receiving payment we ship within 3 business days! Feedback: Customer satisfaction is my goal. For any reason you are not satisfied with your purchase, let us know and we will do our best to resolve this issue. I appreciate your positive feedback and will do the same in return. Do not leave negative feedback without first communicating with me. Please wait no more than 2 business days. Thank you for visiting our store! Enjoy your shopping

Price: 292.95 USD

Location: nikopol

End Time: 2024-03-27T08:13:19.000Z

Shipping Cost: 19.36 USD