Specifications - Canon EF 400mm f/2.8L IS USM Instructions Manual

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
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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.
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The size and weight listed are for the lens only, except as indicated.
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The Close-up Lenses 250D and 500D cannot be attached.
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Aperture settings are specified on the camera.
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All data listed is measured according to Canon standards.
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Product specifications and appearance are subject to change without notice.
EF300mm f/2.8L IS USM
300 mm f/2.8
13 groups, 17 elements
f/32
Diagonal: 8° 15'
Vertical: 4° 35'
Horizontal: 6° 50'
2.5 m/8.2 ft.
0.13×
Approx. 176 × 264 mm/
6.9 × 10.4 inch (at 2.5 m/8.2 ft.)
Any 52-series drop-in filter
128 × 252 mm/5.0 × 9.9 inch
2550 g/90.0 oz
ET-120
E-145
Lens case 300
EF400mm f/2.8L IS USM
400 mm f/2.8
13 groups, 17 elements
f/32
Diagonal: 6° 10'
Vertical: 3° 30'
Horizontal: 5° 10'
3 m/9.8 ft.
0.15×
Approx. 155 × 233 mm/
6.1 × 9.2 inch (at 3 m/9.8 ft.)
163 × 349 mm/6.4 × 13.7 inch
5370 g/189.4 oz
ET-155
E-180C
Lens case 400
ENG-19