Compatible with Canon EOS DSLR cameras with APS-C sized sensors and an EF mount; UD (Ultra-low Dispersion) lens element; Ultrasonic Autofocus Motor; accommodates 77mm filters; 0.9' minimum focusing distance
Canon EF 17–40mm f/4L USM Ultra-Wide Zoom LensThis ultra-wide angle zoom lens is ideal for capturing mountain vistas, group portraits cityscapes and interiors. Weighing just over a pound, it travels easily, whether you plan to take it on a hike or a trans-Atlantic trip. Experience exceptional color and clarity when you pair this lens with your Canon EOS DSLR camera.
Specification | ||
---|---|---|
Focal Length | 17 to 40mm | |
Maximum Aperture | f/4 | |
Minimum Aperture | f/22 | |
Lens Mount | Canon EF | |
Format Compatibility | Full-Frame | |
Angle of View | 104° to 57° 30' | |
Maximum Magnification | 0.24x | |
Minimum Focus Distance | 11.02" / 28 cm | |
Optical Design | 12 Elements in 9 Groups | |
Diaphragm Blades | 7, Rounded | |
Focus Type | Autofocus | |
Image Stabilization | None | |
Filter Size | 77 mm (Front)\nGel Filter (Rear) | |
Dimensions (ø x L) | 3.29 x 3.81" / 83.57 x 96.77 mm | |
Weight | 1.1 lb / 500 g |