EF400mm f/4 DO IS USM

Specifications

Angle of View (Diagonal)	6°10’
Angle of View (Horizontal)	5°10’
Angle of View (Vertical)	3°30’
Closest Focusing Distance (m, ft)	3.5/11.5
Construction (Groups Elements)	13-17
Diameter x Length (mm) (Approx.)	128 x 232.7
Distance Scale	o
Drive System	Ring-type USM
Filter Size (mm)	52
Max. Magnification (x)	0.12
Min. Aperture	32
No. of Diaphragm Blades	8
Anti-dust and Moisture	Supported
Weight (g) (Approx.)	1940

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