Canon EF 400mm f/2.8 L IS USM Lens Specifications and Measurements


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Specifications Canon EF 400mm f/2.8 L IS USM Lens
Focal Length Range 400mm
APS-C Sensor DSLRs Only? N
Lenses / Groups 17/13
Angle of View: Diagonal 6°10'
Angle of View: Horizontal 5°10'
Angle of View: Vertical 3°30'
 
Aperture  
Aperture Range - Wide / Long f/2.8-32
Number of Aperture Blades 8
Rounded Aperture?
 
Weight  
Manufacturer Specification Weight 189.6 oz
Actual Weight
Lens Hood Weight 11.6 oz
In-Use Weight
 
Size  
Manufacturer Spec Size (DxL) 6.42 x 13.74”
Measured Size (DxL) 6.42 x 14.11”
Max Diameter at Tripod Ring 7.7”
Max Length at Full Extension 14.11”
Internal Zoom? / Extends with Zoom?
Internal Focusing? / Extends with Focusing? Y / N
Lens Hood Size (DxL) 7.77 x 6.4”
Lens Length with Hood (Min / Max) 19.55 / 19.55”
Size of Rings - Zoom / Focus / 3.48”
Filter Size DI 52mm  UV ► CP ►
Front Element (Filter Mount) Rotates N
 
Focus  
AF Motor Type Ring USM
Full Time Manual Focus Y
Focus Ring Rotation 270°
Focus Limiter? / Focus Limiter Ranges Y /
Distance Scale? / Type Y / Window
 
Close Focus  
Specified Min Focus Distance 118.1”
Tested Min Focus Distance (Wide / Long) 111.57”
Maximum Magnification (MM) 0.15x
Magnification Range with 12mm Ext Tube 0.19-0.03x
Magnification Range with 25mm Ext Tube 0.23-0.06x
 
Features  
Tripod Ring Included? / Removable? Y / N
Zoom Ring Lock Switch? N
Lens Hood Included / Model? Y / ET-155 Buy ►
Weather Sealed? / Filter Required? Y / N
Image Stabilization? / Stops? / Tripod Sensing? Y / /
Extender Compatible? Y
Case Included? / Type? Y / Lens Case 400 Buy ►
47.25" x 31.5" Subject Framing Distance 400mm = 44.90'
 
23.62" x 15.75"mm Target:
560mm = 31.11' (w/ 1.4x)
800mm = 45.03' (w/ 2.0x)
 
History  
Year Introduced 1999
 
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