11. Specifications

Focal Length/Aperture

17 – 40 mm f/4

 

 

Lens Construction

9 groups, 12 elements

 

 

Minimum Aperture

f/22

 

 

 

 

 

 

Angle of View

Diagonal: 104° – 57° 30’

Vertical: 70° 30’ – 34°

Horizontal: 93° – 49° 20’

 

 

 

 

Min. Focusing Distance

0.28 m/0.92 ft.

 

 

 

 

 

 

Max. Magnification

0.24⋅ (at 40 mm)

 

 

 

 

Field of View

234 365 mm – 100 150 mm / 9.2 14.4 inch – 3.9 5.9 inch (at 0.28 m)

 

 

 

 

Filter Diameter

77 mm

 

 

Max. Diameter and Length

83.5 96.8 mm / 3.3 3.8 inch

 

 

 

 

 

Weight

475 g / 16.8 oz

 

 

Hood

EW-83E

 

 

 

 

 

 

Lens Cap

E-77U

 

 

 

 

 

 

Case

LP1319

 

 

 

 

 

 

The lens length is measured from the mount surface to the front end of the lens. Add 21.5 mm when including the lens cap and dust cap.

The size and weight listed are for the lens only, except as indicated.

The EF1.4X II/EF2X II extenders cannot be used with this lens.

Aperture settings are specified on the camera.

All data listed is measured according to Canon standards.

Product specifications and appearance are subject to change without notice.

ENG-10