Canon RF 400mm F2.8 L IS USM Lens Specifications and Measurements

SpecificationsCanon RF 400mm F2.8 L IS USM Lens
  Canon RF 400mm F2.8 L IS USM Lens
Year Introduced2021
Mounts OnFull-Frame
Lenses / Groups17/13
Angle of View: Diagonal6° 10'
Angle of View: Horizontal5°10'
Angle of View: Vertical3°30'
 
Aperture  
Aperture Range - Wide / Long f/2.8-32
Number of Aperture Blades 9
Rounded Aperture? Y
 
Weight  
Manufacturer Specification Weight 102 oz  (2890g)
Actual Weight 101.7 oz  (2880g)
Lens Hood Weight 8.8 oz  (250g)
In-Use Weight 110.5 oz  (3130g)
 
Size  
Manufacturer Spec Size (DxL) 6.42 x 14.45”  (163 x 367mm)
Measured Size (DxL) 6.94 x 14.71”  (176 x 373.7mm)
Max Diameter at Tripod Ring 6.7”  (169.1mm)
Max Length at Full Extension 14.71”  (373.7mm)
Internal Focusing? / Extends with Focusing? Y / N
Lens Hood Size (DxL) 7.7 x 6.41”  (195.5 x 162.7mm)
Lens Length with Hood (Min-Max) 20.1 - 20.1”  (510.6 - 510.5mm)
Size of Rings: Focus / Zoom 3”  (76.3mm)
Filter Size DI 52mm  UV ► CP ►
Front Element (Filter Mount) Rotates N
 
Focus  
AF Motor Type USM
Full Time Manual Focus Y
Focus Ring Rotation 540°
Focus Limiter? / Focus Limiter Ranges Y /
8.2' (2.5m) - 23.0' (7m)
23.0' (7m) - ∞
Full
Distance Scale? / Type N
 
Close Focus  
Specified Min Focus Distance 98.43”  (2500mm)
Tested Min Focus Distance (Wide / Long) 96.93”  (2462mm)
Maximum Magnification (MM) 0.17x
 
Features  
Tripod Ring Included? / Removable? Y / N
Lens Hood Included / Model? Y / ET-155 (WIII) Buy ►
Weather Sealed? / Filter Required? Y /
Image Stabilization? / Stops? / Tripod Sensing? Y / 5.5 / Y
Extender Compatible? Y
Case Included? / Type? Y / LS400 Buy ►
47.25" x 31.5" Subject Framing Distance 23.62" x 15.75" Target:
400mm = 43.85'
 
23.62" x 15.75"mm Target:
560mm = 30.72' (w/ 1.4x)
800mm = 43.44' (w/ 2.0x)
1200mm x 800mm Subject Framing Distance 600mm x 400mm Target:
400mm = 13367mm
 
600mm x 400mm Target:
560mm = 9362mm (w/ 1.4x)
800mm = 13240mm (w/ 2.0x)
 
Review Canon RF 400mm F2.8 L IS USM Lens
 
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