Tamron 400mm F/6.9 [II]

Specifications01

MountT MOUNT

Focal length400mm

Max aperturef/6.9

TypeTelephoto · Prime

Release year1963

Weight642 g

Filter size62 mm

Min focus distance9 m

Optical elements4

Groups2

AutofocusNo

StabilizationNo

EraPro

Production statusFilm era

Additional Info02

Lens TypeSuper telephoto prime lens

Summary02

Tamron 400mm F/6.9 is a fixed telephoto prime for long-range subjects in daylight or adequate light. It uses the T-mount (SMC) interface for a variety of cameras via adapters.

AI-assisted summary — verify against linked sources

Specifications from thelensdb

Where can this lens be adapted?

The T-mount mount has a flange distance of 55 mm. A plain adapter fits a camera whose flange distance is at least 1.46 mm shorter. How lens adapters work

T-mount lenses fit each camera through a T-adapter made for that camera.

Sony EAdapter · 37 mm
Canon RFAdapter · 35 mm
Nikon ZAdapter · 39 mm
Fujifilm XAdapter · 37.3 mm
L-MountAdapter · 35 mm
Micro Four ThirdsAdapter · 35.75 mm
Fujifilm G (GFX)Adapter · 28.3 mm
Covers full-frame: it can vignette on a medium format sensor.
Canon EF-MAdapter · 37 mm
Canon EFAdapter · 11 mm
A rear element that sticks out can hit the camera mirror.
Nikon FAdapter · 8.5 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.