Canon RF 400mm f/2.8 L IS USM
Telephoto prime with weather sealing for Sports, wildlife, action photography.
Super telephoto prime lens f/2.8 rf-mount
Lens Review: Canon RF 400mm f/2.8 L IS USM
The Canon RF 400mm f/2.8 L IS USM is a high-performance super telephoto prime lens designed for Canon's RF-mount full-frame mirrorless cameras. It features a fast f/2.8 maximum aperture, allowing for excellent low-light performance and subject isolation. The lens incorporates an Optical Image Stabilizer providing up to 5.5 stops of shake correction, enhancing handheld shooting capabilities. Its advanced optical design includes fluorite and Super UD elements to minimize chromatic aberrations and deliver high-resolution images. The robust L-series construction with weather sealing ensures durability and reliability in challenging environments.
Specifications
Lens type
Super telephoto prime lens
Max Format size
Full Frame
Focal length
400 mm
Image stabilization
Yes (up to 5.5 stops)
Lens mount
Canon RF
Maximum aperture
f/2.8
Minimum aperture
f/32
Aperture ring
No
Number of diaphragm blades
9 (rounded)
Optical construction
17 elements in 13 groups
Minimum focusing distance
2.5 m (8.2 ft)
Maximum magnification
0.17x
Filter size
52 mm (drop-in)
Dimensions
163 mm (diameter) x 367 mm (length)
Weight
2890 g (6.37 lbs)
Weather sealing
Yes
Usage
wildlife, sports
Video Reviews
Sample Images
