Canon EF 400mm f/2.8L IS III USM
Specifications
Filter diameter (mm)
52 Drop in
Max. diameter x length (mm)
163 x 343
Weight (g)
2840
Specifications
400mm focal length
f/2.8 maximum aperture
5-stop Image Stabilizer
Specifications in detail
Optical Features / Specifications
Image Size
Full Frame
35mm film equivalent focal length (mm)
-
Angle of view (horzntl, vertl, diagnl)
5°10', 3°30', 6°10'
Lens construction (elements/groups)
17/13
No. of diaphragm blades
9
Minimum aperture
32
Closest focusing distance (m)
2.5
Maximum magnification (x)
0.17
Distance Information
Yes
Image stabilizer
5-stops
AF actuator
Ring USM1
Accessories
Lens cap
E-180E
Lens hood
ET-155(W III)
Lens case/pouch
Lens Soft case LS400
Maximum number of Hood III compatible with Gelatin Filter Holder III
NC2
Maximum number of Hood IV compatible with Gelatin Filter Holder IV
NC3
Rear End Cap
Lens Dust Cap E
Magnification with Extension Tube EF12 II
0.22-0.03
Magnification with Extension Tube EF25 II
0.3-0.07
Extender Compatibility
Compatible (Mark III only)
Other Accessories
Canon drop-in 52mm filters
Canon Drop-In Circular Polarizing Filter 52 (W III)
Cannon Lens Short Hood ET-155B
Lens Case 400E
Specifications with EF 1.4x III
Focal length
560
Maximum Aperture
4-25
Maximum Magnification
0.25
AF Possible
Yes
IS
Yes
Specifications with EF 2x III
Focal length
800
Maximum Aperture
5.6-64
Maximum Magnification
0.36
AF Possible
Yes
IS
Yes
* Amongst lenses for interchangeable lens cameras. As of September 2018, based on Canon’s research
- Full time Manual focus
- Use 52mm drop in filter holder
- Use 52mm drop in filter holder