Canon RF 100-400mm F5.6-8 IS USM Review

November 10, 2021 | Mark Goldstein | Rating star Rating star Rating star Rating star Half rating star

Specifications

Optical Features / Specifications

  • Image Size
    Full Frame
  • Angle of View (Horzntl, Vertl, Diagnl)
    20° - 5° 10',
    14° - 3° 30',
    24° - 6° 10'
  • Lens Construction (Elements/Groups)
    12 / 9
  • Special Optics
    1x UD, 1 x PMo Aspherical
  • Number of Diaphragm Blades
    9
  • Minimum Aperture
    32 @ 100mm / 45 @ 400mm
  • Closest Focusing Distance (m)
    0.88 1
  • Maximum Magnification (x)
    0.41 2
  • Control Ring
    Yes
  • Distance Information
    Yes
  • Image Stabilizer OIS
    5.5 3
  • Image Stabilizer IBIS x OIS
    6 4
  • AF Actuator
    Nano USM
  • Coatings
    Super Spectra
  • Fluorine
    No

Accessories

  • Lens Cap
    E-67 II
  • Lens Hood
    ET-74B 5
  • Lens Case/Pouch
    LP1224 6
  • Rear End Cap
    Lens Dust Cap RF
  • Extender Compatibility
    Compatible with RF Extenders only

Specifications with 1.4x Extender

  • Focal Length
    140mm - 560mm
  • Maximum Aperture
    f/8 - f/11
  • Maximum Magnification
    0.58
  • AF Possible
    Yes
  • Image Stabilizer
    Yes

Specifications with 2x Extender

  • Focal Length
    200mm - 800mm
  • Maximum Aperture
    f/11 - f/16
  • Maximum Magnification
    0.83
  • AF Possible
    Yes
  • Image Stabilizer
    Yes

Physical Specifications

  • Dust/Moisture Resistance
    No
  • Filter Diameter (mm)
    67
  • Max. Diameter x Length (mm)
    79.5 x 164.7
  • Weight (g)
    635
Dual Pixel CMOS AF and metering are both supported within the below parameters
- EOS R, EOS RP
Horizontal: approx. 88%, vertical: approx. 100%
Using Extender RF1.4× horizontal: approx. 80%, vertical: approx. 80%
Using Extender RF2× horizontal: approx. 40%, vertical: approx. 60%

- EOS R5, EOS R6
Horizontal: approx. 90%, vertical: approx. 100%
Face+Tracking horizontal: approx. 100%, vertical: approx. 100%
Using Extender RF1.4× horizontal: approx. 80%, vertical: approx. 80%
Using Extender RF2× horizontal: approx. 40%, vertical: approx. 60%
  1. 1.2m at 100mm / 0.88m at 200mm / 0.95m at 300mm / 1.05m at 400mm
  2. 0.09x at 100mm / 0.24x at 200mm / 0.34x at 300mm / 0.41x at 400mm
  3. CIPA Standard
  4. CIPA Standard
  5. Available as optional accessory
  6. Available as optional accessory