Canon EF 400mm f/5.6L USM Lens Specifications and Measurements

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SpecificationsCanon EF 400mm f/5.6L USM Lens
  Canon EF 400mm f/5.6L USM Lens
Year Introduced 1993
Mounts On Full Frame, APS-C
Lenses / Groups 7/6
Angle of View: Diagonal 6°10'
Angle of View: Horizontal 5°10'
Angle of View: Vertical 3°30'
Aperture Range - Wide / Long f/5.6-32
Number of Aperture Blades 8
Rounded Aperture?
Manufacturer Specification Weight 44.1 oz
Actual Weight 43.1 oz
Lens Hood Weight
Tripod Ring Weight 4.6 oz
In-Use Weight 47.7 oz
Manufacturer Spec Size (DxL) 3.54 x 10.12”
Measured Size (DxL) 3.54 x 10.44”
Max Diameter at Tripod Ring 3.9”
Max Length at Full Extension 10.44”
Internal Zoom? / Extends with Zoom?
Internal Focusing? / Extends with Focusing? Y / N
Lens Hood Size (DxL) 3.55 x 4.04”
Lens Length with Hood (Min / Max)
Size of Rings - Zoom / Focus / 2.85”
Filter Size 77mm  UV ► CP ►
Front Element (Filter Mount) Rotates N
AF Motor Type Ring USM
Full Time Manual Focus Y
Focus Ring Rotation 150°
Focus Limiter? / Focus Limiter Ranges Y /
11.48' (3.5m) - ∞
27.89' (8.5m) - ∞
Distance Scale? / Type Y / Window
Close Focus  
Specified Min Focus Distance 137.8”
Tested Min Focus Distance (Wide / Long) 131.81”
Maximum Magnification (MM) 0.12x
Magnification Range with 12mm Ext Tube 0.16-0.03x
Magnification Range with 25mm Ext Tube 0.21-0.07x
Tripod Ring Included? / Removable? Y / Y
Zoom Ring Lock Switch? N
Lens Hood Included / Model? Y / Integrated
Weather Sealed? / Filter Required? P / Y
Image Stabilization? / Stops? / Tripod Sensing? N
Extender Compatible? Y
Case Included? / Type? Y / LZ1132 Buy ►
47.25" x 31.5" Subject Framing Distance 400mm = 44.54'
23.62" x 15.75" Target:
560mm = 30.72' (w/ 1.4x)
800mm = 44.60' (w/ 2.0x)
Review Canon EF 400mm f/5.6L USM Lens
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My Recommended Retailers

Where you buy your gear matters. You expect to get what you ordered and you want to pay a low price for it. The retailers I recommend below are the ones I trust for my own purchases. Get your Canon EF 400mm f/5.6L USM Lens now from:

B&H Photo
Beach Camera or
the Canon Store (new or refurbished)
eBay (Choose trustworthy sellers only)
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Rent the Canon EF 400mm f/5.6L USM Lens

Do you need/want the Canon EF 400mm f/5.6L USM Lens for only a short period of time? Or, would you feel more comfortable buying after having a hands-on trial period? Consider renting. Renting is fast and easy. The rental companies I recommend below are excellent to work with. Schedule your rental now:
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