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Pros Pros
  • Exceptional image sharpness and quality
  • Fast and improved autofocus performance
  • Durable build quality and compatibility with RF teleconverters
  • Relatively lightweight and well-balanced handling
  • Effective optical image stabilization
Cons Cons
  • Very high price point
  • Large physical size requiring frequent breaks when handheld
  • Lacks a dedicated control ring
  • Limitations with stabilization and manual focus activation

Launch price Launch price $12,999
Focal length & aperture Focal length & aperture 600mm f/4
Mount & coverage Mount & coverage Canon RF · Full-Frame
Stabilization Stabilization Optical IS, 5.5 stops (CIPA)
Close focus Close focus (0.15x)
Filter thread Filter thread 52mm
Autofocus motor Autofocus motor Ring-type ultrasonic
Weight & size Weight & size 3090g (6 lb 13 oz) · 168 x 472 mm (6.61 x 18.58 in)

Announcement date Announcement date April 14, 2021
Launch MSRP Launch MSRP $12,999
Lens mount Lens mount Canon RF
Image circle coverage Image circle coverage Full-Frame

Elements Elements 17
Groups Groups 13
Front fluorine coating Front fluorine coating Yes

Focal length (wide) Focal length (wide) 600mm
Focal length (tele) Focal length (tele) 600mm
Max aperture Max aperture f/4
Minimum aperture Minimum aperture f/32
Diaphragm blades Diaphragm blades 9

Diagonal angle of view Diagonal angle of view 4° - 10°

Autofocus motor Autofocus motor Ring-type ultrasonic
Maximum magnification Maximum magnification 0.15x
Focus mechanism Focus mechanism Internal focus

Optical stabilization (OIS) Optical stabilization (OIS) Yes
OIS rating OIS rating 5.5 stops

AF/MF switch AF/MF switch Yes

Weight Weight 3090g (6 lb 13 oz)
Maximum diameter Maximum diameter 168mm (6.61 in)
Length Length 472mm (18.58 in)
Filter thread Filter thread 52mm
Weather sealing Weather sealing None
Tripod collar Tripod collar Included

Lens hood Lens hood ET-160 (WIII), included