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Specifications
Focal Length/Aperture
Lens Construction
Minimum Aperture
Angle of View
Min. Focusing Distance
Max. Magnification
Field of View
Filter
Max. Diameter and Length
Weight
Hood
Lens Cap
Case
O
O
The lens length is measured from the mount surface to the front end of the lens. Add 26.5 mm
when including the lens cap and dust cap.
O
O
The size and weight listed are for the lens only, except as indicated.
O
O
The Close-up Lenses 250D and 500D cannot be attached.
O
O
Aperture settings are specified on the camera.
O
O
All data listed is measured according to Canon standards.
O
O
Product specifications and appearance are subject to change without notice.
400mm f/4
12 groups, 18 elements
f/32
Diagonal: 6° 10'
Vertical: 3° 30'
Horizontal: 5° 10'
3.3 m/10.83 ft.
0.13×
Approx. 185 × 278 mm/
7.28 × 10.94 inch (at 3.3 m/10.83 ft.)
Any 52(WII)-series drop-in filter
Approx. 128 × 232.7 mm/5.04 × 9.16 inch
Approx. 2100 g/74.1 oz
ET-120(WII)
E-145C
Lens case 400D
ENG-22
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