Mamiya Sekor AF 240mm F/4.5 IF LS Schneider-Kreuznach

Specifications01

MountMAMIYA 645

Focal length240mm

Max aperturef/4.5

TypeTelephoto · Prime

Release year2012

Weight1600 g

Filter size86 mm

Min focus distance1.7 m

Optical elements8

Groups8

AutofocusYes

StabilizationNo

Aperture controlNone The aperture is controlled from the camera

Lens hoodBuilt-in telescopic round

TeleconvertersNot available

EraDigital era

Production statusIn production

Additional Info02

Lens TypeMedium telephoto prime lens

Summary02

Mamiya 645 telephoto lens with a fixed 240mm focal length and maximum aperture of f/4.5. Intended for distant subjects on the Mamiya 645 medium-format system; includes an internal focus design (IF).

AI-assisted summary — verify against linked sources

Specifications from thelensdb

Where can this lens be adapted?

The Mamiya 645 mount has a flange distance of 63.3 mm. A plain adapter fits a camera whose flange distance is at least 1.46 mm shorter. How lens adapters work

Sony EAdapter · 45.3 mm
Canon RFAdapter · 43.3 mm
Nikon ZAdapter · 47.3 mm
Fujifilm XAdapter · 45.6 mm
L-MountAdapter · 43.3 mm
Micro Four ThirdsAdapter · 44.05 mm
Fujifilm G (GFX)Adapter · 36.6 mm
Canon EF-MAdapter · 45.3 mm
Canon EFAdapter · 19.3 mm
A rear element that sticks out can hit the camera mirror.
Nikon FAdapter · 16.8 mm
A rear element that sticks out can hit the camera mirror.

Sources03

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Other Mounts03

No alternate mounts are indexed for this family yet.