N°87601 · Family detail
PentaxTelephoto·M42 mount·1958

Asahi Takumar 200mm F/5.6

Specifications01

MountM42
Focal length200mm
Max aperturef/5.6
TypeTelephoto · Prime
Release year1958
Weight370 g
Filter size49 mm
Min focus distance2.5 m
Aperture blades10
Optical elements5
Groups5
AutofocusNo
StabilizationNo
Aperture controlPreset ring + Aperture ring
Lens hoodScrew-type round
TeleconvertersNot available
EraFilm era
Production statusDiscontinued

Additional Info02

Lens TypeMedium telephoto prime lens

Summary02

Asahi Tele-Takumar is a 200mm prime telephoto lens for the M42 screw-mount, with a maximum aperture of f/5.6, intended for distant subjects. It is a manual-focus still photography lens.

AI-assisted summary — verify against linked sources

Specifications from thelensdb

Where can this lens be adapted?

The M42 screw mount has a flange distance of 45.46 mm. A plain adapter fits a camera whose flange distance is at least 1.46 mm shorter. How lens adapters work

  • Many M42 lenses close the aperture only when a pin at the rear is pressed. Use an adapter that presses the pin, or set the A/M switch to M.
  • Sony EAdapter · 27.46 mm
  • Canon RFAdapter · 25.46 mm
  • Nikon ZAdapter · 29.46 mm
  • Fujifilm XAdapter · 27.76 mm
  • L-MountAdapter · 25.46 mm
  • Micro Four ThirdsAdapter · 26.21 mm
  • Fujifilm G (GFX)Adapter · 18.76 mm

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

  • Canon EF-MAdapter · 27.46 mm
  • Canon EFAdapter · 1.46 mm

    A rear element that sticks out can hit the camera mirror.

No plain adapter reaches infinity focus on: Nikon F.

Sources03

thelensdb.comVisit ↗
lens-db.comVisit ↗

Other Mounts03

No alternate mounts are indexed for this family yet.