Jupiter-8 (lens)
Encyclopedia
The Jupiter-8 is 50mm / f:2 Russian
Russia
Russia or , officially known as both Russia and the Russian Federation , is a country in northern Eurasia. It is a federal semi-presidential republic, comprising 83 federal subjects...

 camera lens made by KMZ
Krasnogorskiy Zavod
Krasnogorskiy zavod im. S. A. Zvereva is a Russian factory in Krasnogorsk near Moscow which specializes in optical technology.During the Soviet period it was called Krasnogorsk Mechanical Works...

 during the Soviet
Soviet Union
The Soviet Union , officially the Union of Soviet Socialist Republics , was a constitutionally socialist state that existed in Eurasia between 1922 and 1991....

 era. It was made to fit a number of different camera makes. It was available in the M39 lens mount
M39 lens mount
The M39 lens mount is a screw thread mounting system for attaching lenses to 35 mm cameras, primarily rangefinder Leicas. It is also the most common mount for Photographic enlarger lenses....

, or "Leica
Leica
Leica Camera AG, a German optics company, produces Leica cameras. The predecessor of the company, formerly known as Ernst Leitz GmbH, is now three companies: Leica Camera AG, Leica Geosystems AG, and Leica Microsystems AG, producing cameras, geosurvey equipment, and microscopes, respectively...

 thread mount", a bayonet mount to fit early Zeiss  Contax
Contax
Contax was a camera brand noted for its unique technical innovation and a wide range of Zeiss lenses, noted for their high optical quality. Its final incarnation was a line of 35 mm, medium format and digital cameras engineered and manufactured by Kyocera, and featuring modern Zeiss optics...

 cameras. It is a copy of the prewar Zeiss Sonnar
Zeiss Sonnar
The Sonnar is a photographic lens originally designed by Dr. Ludwig Bertele in 1924 and patented by Zeiss Ikon. It was notable for its relatively light weight, simple design and fast aperture. The name "Sonnar" is derived from the German word "Sonne", meaning sun...

 50mm f2.

Specification

6 elements in 3 groups

Distance scale: 1m to infinity

Mount: M39, Contax bayonet

Compatible with Leica M mount
Leica M mount
The Leica M mount is a camera lens mount introduced in 1954 with the Leica M3, and a range of lenses. It has been on all the Leica M series up to the current film Leica M7 and digital Leica M9....

with adapter ring

External links

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