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Canon 20-35mm F/3.5-4.5 USM EF Mount Lens {77}

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* Item pictured for illustrative purposes only, actual item not pictured.

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Canon 20-35mm F/3.5-4.5 USM EF Mount Lens {77} Description


Canon EF 20-35mm f/3.5-4.5 USM Lens - f/3.5 to 4.5

A highly portable lens with high optical performance and a light weight of 12 oz. A very practical ultra-wide-angle zoom. The large front lens group minimizes peripheral darkening, and the flare-blocking diaphragm minimizes flare. Also, with lens group 2 being the zoom group, distortion is corrected.

KEH Specifications

  • Focal Length: 20-35mm
  • Aperture Maximum: f/3.5
  • Aperture Minimum: f/32
  • Camera Mount Type: EF mounts
  • Format Compatibility:  EOS bodies
  • Minimum Focus Distance: 0.34m / 1.1 ft.
  • Elements/Groups: 12 elements in 11 groups
  • Diaphragm Blades: Circular
  • Angle of View: 94° - 63°
  • Autofocus: Inner focusing system with USM
  • Tripod Collar: No
  • Filter Thread: 77mm
  • Dimensions: 3.3" x 2.7", 12 oz. / 83.5 x 68.9mm
  • Weight: 340g
  • Manufacturer Part#: 2545A003 



  • Canon EOS Cameras
Application/Usage Camera

Physical Characteristics

Lens Mount Canon EF

General information

Product Line EF
Manufacturer Part Number 2545A003
Brand Name Canon

Technical Information

Maximum Angle of View 94°
Minimum Angle of View 63°
Lens Construction 12 Elements in 11 Groups
Zoom Min Focal Len 35 mm
Minimum Focal Length 20 mm
Maximum Aperture Wide 3.5
Maximum Aperture Tele 4.5
Filter Attachment Diameter 77 mm
Lens Type Wide Angle
Zoom Min Focal Length 20.0000
Zoom Max focal length 35.0000

Customer Reviews