Additional information
| Weight | 0.5 kg |
|---|---|
| Sales Package | Lens |
| Brand | Canon |
| Name | Ultra Wide Angle |
| Model | EF 17 – 40 mm f/4L USM Lens |
| Color | Black |
| Type | Zoom |
| Prime/Zoom | Zoom |
| Lens Type | Wide-angle |
| Filter Attachment Size | 77 mm |
| Minimum Aperture | 22 |
| Suitable For | Art |
| Lens Mount | EF |
| Lens Construction (Elements/Groups) | 12 Elements in 9 Groups |
| Angle of View | Diagonal: 104° – 57° 30 ′, Horizontal: 93° – 49° 20 ′, Vertical: 70° 30 ′ 34° |
| Focus Type | Auto |
| Drive System | Ring-type USM |
| Maximum Focal Length | 40 mm |
| Minimum Focal Length | 17 mm |
| Aperture with Max Focal Length | f/4 |
| Aperture with Min Focal Length | f/22 |
| Minimum Focusing Distance | 0.28 m |
| Maximum Magnification (x) | 0.24 |
| Other Specifications | Water or Dust-resistance, Distance Scale, Superb Optical Performance, Fast Autofocus Speed, Ultrasonic Focusing, Non-rotating Front Element, Magnification – Extension Tube EF12 II: 0.83 – 0.32, Magnification – Extension Tube EF25 II: 1.02 0.70 |
| Dimensions | 83.5 x 96.8 mm (Diameter x Length) |
| Weight | 475 g |
| Warranty | 2 Years |
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