ENG-27
Specifications
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The lens length is measured from the lens mount surface to the front end of the lens.
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The max. diameter × length and weight listed are for the lens only.
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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.
Focal Length/Aperture
400mm f/2.8
Lens Construction
13 groups, 17 elements
Minimum Aperture
f/32
Angle of View
Horizontal: 5° 10’ Vertical: 3° 30’ Diagonal: 6° 10’
Min. Focusing Distance
2.5 m/8.2 ft.
Max. Magnification
0.17×
Field of View
Approx. 202 × 135 mm/7.95 × 5.31 in. (at 2.5 m / 8.2 ft.)
Filter
Any 52(WIII)-series drop-in filter
Max. Diameter and Length
163 × 343 mm/6.42 × 13.50 in.
Weight
Approx. 2840 g/100.2 oz
Hood
ET-155 (WIII)
ET-155B (sold separately)
Lens Cap
E-180E
Case
LS400
400E (sold separately)
