Canon EF 17-40mm f/4L USM

Canon EF, full size
11Ratings
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Product details

The EF 17-40 mm 1:4L USM is a lightweight ultra-wide-angle zoom lens. It is particularly suitable for digital EOS SLR cameras. It offers excellent imaging performance across the entire focal length range. It features a very high autofocus speed for its class. Effectively sealed against dust and moisture ingress. Minimum focusing distance of 28 cm at all focal lengths.

Key specifications

Bayonet lens mount
Canon EF
Lens type
Normal Lens, Wide angle lens, Zoom
Sensor compatibility
full size
Focus type
Autofocus, Manual focus
Weight
500 g
Item number
433618

General information

Manufacturer
Canon
Category
Lenses
Manufacturer no.
8806A024
Release date
15.4.2012

Colour

Colour
Black

Focusing

Minimum focus distance
0.28 m

Camera lens properties

Lens type
Normal Lens, Wide angle lens, Zoom
Bayonet lens mount
Canon EF
Aperture
4 f/
Min. aperture
22 f/
Min. focal length (exact)
17 mm
Max. Focal length (exact)
40 mm
Focal length
17 - 40 mm
Sensor compatibility
full size
Number of diaphragm blades
7 x
Filter thread
77 mm
Number of lenses
12
Number of lens groups
9
Lens equipment
Fixed front lens, Internal focusing, Metal bayonet, Zoom function
Optical zoom
2.40 x
Focus type
Autofocus, Manual focus
Durability
Weather resistant

Voluntary climate contribution

CO₂-Emission
Climate contribution

Product dimensions

Weight
500 g
Length
96.80 mm
Diameter
83.50 mm

Package dimensions

Length
23.50 cm
Width
19.50 cm
Height
13 cm
Weight
620 g

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Reviews & Ratings

Warranty score

How often does a product of this brand in the «Lenses» category have a defect within the first 24 months?

Source: Digitec Galaxus
  • 1.7artisans
    0.3 %
  • 1.Canon
    0.3 %
  • 3.Nikon
    0.4 %
  • 3.Panasonic
    0.4 %
  • 3.Sigma
    0.4 %

Warranty case duration

How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?

Source: Digitec Galaxus
  • 6.Nikon
    10 days
  • 6.Sony
    10 days
  • 6.Tamron
    10 days
  • 9.Fujifilm
    15 days
  • 10.Canon
    18 days

Return rate

How often is a product of this brand in the «Lenses» category returned?

Source: Digitec Galaxus
  • 1.Nikon
    4.7 %
  • 2.Canon
    5.6 %
  • 3.Fujifilm
    6 %
  • 4.Olympus
    6.1 %
  • 5.Sony
    6.3 %
Source: Digitec Galaxus