N°112435 · Family detail
Isco-GottingenTelephoto·EXAKTA mount

Isco-Gottingen ISCONAR 135mm F/4 Type 1

Specifications01

MountEXAKTA
Focal length135mm
Max aperturef/4
TypeTelephoto · Prime
Min focus distance1.5 m
Optical elements3
Groups3
AutofocusNo
StabilizationNo
Aperture controlAperture ring
Production statusDiscontinued

Additional Info02

Lens TypePrime lens

Summary02

135mm prime lens with a maximum aperture of f/4 for the Exakta mount. Type 1 (Isco-Gottingen ISCONAR) is typically used for telephoto-style shooting and portrait/long-distance work.

AI-assisted summary — verify against linked sources

Specifications from thelensdb

Where can this lens be adapted?

The Exakta mount has a flange distance of 44.7 mm. A plain adapter fits a camera whose flange distance is at least 1.46 mm shorter. How lens adapters work

  • Sony EAdapter · 26.7 mm
  • Canon RFAdapter · 24.7 mm
  • Nikon ZAdapter · 28.7 mm
  • Fujifilm XAdapter · 27 mm
  • L-MountAdapter · 24.7 mm
  • Micro Four ThirdsAdapter · 25.45 mm
  • Fujifilm G (GFX)Adapter · 18 mm

    Covers full-frame: it can vignette on a medium format sensor.

  • Canon EF-MAdapter · 26.7 mm

No plain adapter reaches infinity focus on: Canon EF, Nikon F.

Sources03

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Other Mounts03

No alternate mounts are indexed for this family yet.