Specifications for the EF 400mm f/4 DO IS II USM lens

Article ID: ART174570 | Date published: 05/30/2019 | Date last updated: 05/30/2019


Specifications for the EF 400mm f/4 DO IS II USM lens



Focal Length/Aperture 400mm f/4
Lens Construction 12 groups, 18 elements
Minimum Aperture f/32
Angle of View Diagonal: 6° 10'
Vertical: 3° 30'
Horizontal: 5° 10'
Min. Focusing Distance 3.3 m / 10.83 ft.
Max. Magnification 0.13x
Field of View Approx. 185 x 278 mm
7.28 x 10.94 in. (at 3.3 m / 10.83 ft.)
Filter Any 52(WII)-series drop-in filter
Max. Diameter and Length Approx. 128 x 232.7 mm/5.04 x 9.16 inch
Weight Approx. 2100 g / 74.1 oz
Hood ET-120(WII)
Lens Cap E-145C
Case Lens case 400D
  • The lens length is measured from the lens mount surface to the front end of the lens. Add 26.5 mm when including the lens cap and dust cap.
  • The size and weight listed are for the lens only, except as indicated.
  • The Close-up Lenses 250D and 500D cannot be attached.
  • Aperture settings are specified on the camera.
  • All data listed is measured according to Canon standards.
  • Product specifications and appearance are subject to change without notice.

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