MarcusLi:Isco-Gottingen Westar 80mm f/2.8 镜头样片及资料

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Westar 80mm f/2.8 is a relatively rare lens, produced in Isco-Gottingen. The information and samples of this lens are from Marcus Li, a photography enthusiast. There is the author’s WeChat at the end of the article. You can communicate more.

The Isco-Gottingen Westar 80mm f/2.8 is an M42 mount lens produced by ISCO in 1952. The lens is the lens used by the 135 camera. The lens structure is three-piece similar to the COOKE structure.

Isco is the successor to Schneider, Isco was founded in 1936 as a manufacturer of lenses and high-precision optical systems. Its specialty is film projection lenses. During the heyday of the German camera industry, it supplied lenses for many types and brands of cameras. It is located in Göttingen.

Isco’s camera lens types are named Westar, Westanar, Westron, Westromat, Isco-Mat, Iscotar, Isconar and Tele-Icaron.

Isco

 

Isco, the successor to Schneider, made a smaller range of lenses. They did some on the M42 bracket. The following types of finishes are known:

Type I: Full chrome, slim barrel manual diaphragm
Type Iex: fully chrome plated, external diaphragm release, possibly for earlier Praktica or Edixa
Type II: Chrome, large knurled ring
Type IIex: same as above, external diaphragm release
Type III: All black, large knurled ring
Type IV: Inverted Cone, Black Broadband Chrome Stripes, Automatic Diaphragm
V-type: inverted cone, all black, automatic diaphragm

These lenses are listed, the known types of decorative surface types:

  • 24/4.0 Westrogon (IV)
  • 28/4.0 Westron (III,V preset, ?/stops down to f22)
  • 35/2.8 Westron (V)
  • 35/3.5 Westron (IV, V)
  • 50/1.9 Auto-Westagon (III)
  • 50/1.9 Westrocolor (IIIex)
  • 50/1.9 Westromat (IV, V)
  • 50/2.0 Edixa-Westagon (II, IIex)
  • 50/2.8 Westar (I)
  • 50/2.8 ISCONAR (I)
  • 50/2.8 Westanar (Iex, II, IIex)
  • 50/2.8 ISCOLOR (IV)
  • 50/2.8 Iscotar (V)
  • 80/2.8 Isconar (? preset)
  • 85/2.8 Westanar (I)
  • 85/2.8 Westar (I)
  • 85/4.0 Isconar (? preset)
  • 90/1.9 Iscaron (? preset)
  • 100/4.0 Isconar (III)
  • 100/4.5 Isconar (I)
  • 100/4.5 Westar (I)
  • 135/2.8 Tele-Iscaron (III)
  • 135/3.5 Edixa-Westanar (I preset) – polished aluminium with fine knurled rings
  • 135/3.5 Tele-Westanar (III, IV, V)
  • 135/4.0 Isconar (III, V)
  • 150/4.5 Westanar (I)
  • 180/2.8 Iscaron (?/auto)
  • 180/2.8 Tele-Iscaron (III, V preset)
  • 180/4.0 Tele-Westanar (III click stop)
  • 180/4.5 Edixa-Westanar (I)
  • 400/4.5 Tele-Westanar (III click stop)

link:https://camerapedia.fandom.com/wiki/42mm_screw_lenses#Isco

 

sample

The sample is from Marcus Li, a film photographer, and the film was shot at cinestill 50 ISO50. Sample copyright belongs to the original author

 

 

cinestill 50
cinestill 50

 

 

 

 

 

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