Canon EF 17-40mm f/4L USM Lens
SKU code: 6747
- Canon L-Series Quality Optics
- Ultra-wide Angle
- Ultra-Sonic Motor (USM) Autofocus
- Aspherical and UD Glass Elements
- Circular Aperture
- 77mm Filter Diameter
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The Canon Lens 17-40 mm EF f4L USM Ultra-wide high performance zoom lens offering excellent image quality. The 17-40 is protected from the elements by way of a dust and moisture-proof construction. This lens also has a USM (Ultra Sonic Motor) which ensures fast and accurate autofocus.
- Ultra-wide high performance zoom lens offering excellent image quality
- Dust-proof and moisture-proof construction
- Rear focusing and ring USM for silence and high-speed AF
- 2 UD and 3 types of aspherical elements reducing chromatic aberration of magnification and providing superb image quality
- Non-rotating front element during focus
| Focal Length & Max. Aperture: | 17-40mm 1:4 |
| Filter Diameter: | 77mm |
| Magnification with Extension Tube EF12: | 0.83x - 0.32x |
| Magnification with Extension Tube EF25: | 1.02x - 0.70x |
| Diagonal Angle of View: | 104° - 57° (43.2mm) |
| Horizontal Angle of View: | 93° - 49° (18mm) |
| Lens construction: | 12 elements in 9 groups |
| Minimum aperture: | f/22 |
| No. of aperture blades: | 7 (circular aperture) |
| Closest focusing distance (m): | 0.28m |
| Focus drive: | Ultrasonic |
| Dimensions: | 83.5mm dia. x 96.8mm |
| Weight: | 475g |
| All data based on Canon's Standard Test Method: | |
| Subject to change without notice: | |
* Specifications subject to change by the manufacturer without notice
Canon EF 17-40mm f/4L USM
Lens cap E-77U
Rear Dust cap E
Lens Hood EW-83E
Instruction Manual
Lens cap E-77U
Rear Dust cap E
Lens Hood EW-83E
Instruction Manual
Manufacturer Warranty
This product comes with a
5 year Australian warranty
from Canon Australia
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