Canon EF 400mm F4.0 DO IS USM Specifications

Compatibility:

analog*/digital

Diagonal Angle of View:

6.1°

Maximum Magnification:

1:8.3

Minimum Aperture:

F32

Number of Aperture Blades:

Iris Pattern:

Minimum Distance:

350cm

Filter Thread:

52mm via filter holder

Maximum Diameter:

128mm

Length:

232mm

Weight:

1940g

Focus Type:

Ring-USM, internal focus mechanism

Dual Pixel CMOS AF:

supported

E-TTL II Distance Information:

yes

Lens Hood:

ET-120 (pull-on, screw-locked)

Produced:

2001

Tests:

Fred Miranda Ratings

Nickname:

"DO Plenty"

Additional Information:

The lens received the TIPA Interchangeable Lens Award 2002. It features a focus limiter (3.5m - ∞, 8m - ∞) and tripod detection and comes with detachable tripod collar.

*There seem to be some minor incompatibilities and dysfunctionalities when using IS lenses with their IS activated with older analog EOS camera models. See EOS Documentation Project for details (slightly different for the 75-300mm F4.0-5.6 IS USM here).