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Canon EF 300mm f/2.8L IS USM
94 PixelMeter Score 3 reviews

Pros Pros
  • Extremely sharp image quality with superb color and contrast
  • Fast, quiet, and reliable autofocus performance
  • Excellent compatibility with teleconverters
  • User-friendly manual focus ring and protective lens hood
  • Durable build quality suitable for professional environments
Cons Cons
  • High cost and substantial size or weight
  • Minor physical issues including paint durability and lack of a lens cap
  • Outdated image stabilization system compared to newer models
  • Noticeable corner shading at maximum aperture
  • Cumbersome handling

Launch price Launch price $6,000
Focal length & aperture Focal length & aperture 300mm f/2.8
Mount & coverage Mount & coverage Canon EF · Full-Frame
Stabilization Stabilization Optical IS
Filter thread Filter thread 52mm
Autofocus motor Autofocus motor Ultrasonic
Weight & size Weight & size 2550g (5 lb 9.9 oz) · 128 x 252 mm (5.04 x 9.92 in)

Announcement date Announcement date January 7, 1999
Launch MSRP Launch MSRP $6,000
Lens mount Lens mount Canon EF
Image circle coverage Image circle coverage Full-Frame

Elements Elements 17
Groups Groups 13

Focal length (wide) Focal length (wide) 300mm
Focal length (tele) Focal length (tele) 300mm
Max aperture Max aperture f/2.8
Diaphragm blades Diaphragm blades 8

Diagonal angle of view Diagonal angle of view 8°

Autofocus motor Autofocus motor Ultrasonic
Focus mechanism Focus mechanism Internal focus

Optical stabilization (OIS) Optical stabilization (OIS) Yes

Weight Weight 2550g (5 lb 9.9 oz)
Maximum diameter Maximum diameter 128mm (5.04 in)
Length Length 252mm (9.92 in)
Filter thread Filter thread 52mm
Weather sealing Weather sealing None