N°109971 · Family detail
CanonTelephoto·CANON RF mount·1960
Canon R 400mm F/4.5
Specifications01
MountCANON RF
Focal length400mm
Max aperturef/4.5
TypeTelephoto · Prime
Release year1960
Weight1700 g
Min focus distance3.1 m
Optical elements5
Groups4
AutofocusNo
StabilizationNo
Aperture controlAperture ring
TeleconvertersNot available
EraFilm era
Production statusDiscontinued
Additional Info02
Lens TypeSuper telephoto prime lens
Field Notes02
Canon RF 400mm F/4.5 prime telephoto lens intended for subjects at a distance (e.g., wildlife or sports). It has a fixed f/4.5 maximum aperture for moderate low-light performance.
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Other Mounts03
No alternate mounts are indexed for this family yet.