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Pros Pros
  • Excellent image sharpness and optical quality
  • High-speed and quiet autofocus performance
  • Compact and lightweight design
  • Fast constant f/2.8 aperture
  • Effective optical image stabilization
Cons Cons
  • High price point relative to build quality
  • Exclusion of a lens hood
  • Heavy reliance on digital distortion and aberration correction
  • Retractable design requiring manual extension
  • Limited zoom range compared to traditional 24-70mm optics

Launch price Launch price $1,099
Focal length & aperture Focal length & aperture 28-70mm f/2.8
Mount & coverage Mount & coverage Canon RF · Full-Frame
Stabilization Stabilization Optical IS, 5.5 stops (CIPA)
Close focus Close focus 24 cm (0.24x)
Filter thread Filter thread 67mm
Autofocus motor Autofocus motor Leadscrew Type STM
Weight & size Weight & size 495g (1 lb 1.5 oz) · 76.5 x 92.2 mm (3.01 x 3.63 in)

Announcement date Announcement date September 3, 2024
Launch MSRP Launch MSRP $1,099
Lens mount Lens mount Canon RF
Image circle coverage Image circle coverage Full-Frame
Lens type Lens type Zoom
Lens line / series Lens line / series L-series

Elements Elements 15
Groups Groups 12
Coatings Coatings SSC (Super Spectra Coating)

Focal length (wide) Focal length (wide) 28mm
Focal length (tele) Focal length (tele) 70mm
Max aperture Max aperture f/2.8
Minimum aperture Minimum aperture f/22
Diaphragm blades Diaphragm blades 9

Diagonal angle of view Diagonal angle of view 75° - 34°

Autofocus motor Autofocus motor Leadscrew Type STM
Minimum focus distance Minimum focus distance 24 cm
Maximum magnification Maximum magnification 0.24x

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

Aperture ring Aperture ring Yes
AF/MF switch AF/MF switch Yes

Weight Weight 495g (1 lb 1.5 oz)
Maximum diameter Maximum diameter 76.5mm (3.01 in)
Length Length 92.2mm (3.63 in)
Filter thread Filter thread 67mm
Weather sealing Weather sealing None
Maximum extended length Maximum extended length 138.9mm

Lens hood Lens hood Canon EW-73D, petal-type, detachable, sold separately