Lens models are any interchangeable lens that has been marketed
Summary | |
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Manufacturer | Canon |
Model | EF 17-40mm f/4L USM |
Mount | Canon EF |
Marketed | 2003 21 years ago |
Optics | |
Zoom | |
Focal length | 17-40mm |
Zoom ratio | 2.35× |
Aperture | f/4.0-22.0 |
Closest focus | 0.28m |
Elements/Groups | 12/9 |
Maximum magnification | 0.240× |
Negative size | 35mm |
Aperture blades | 7 |
Coating | Multi coated |
Optical diagram | |
Features | |
Autofocus | |
Physical | |
Weight | 475g |
Length | 97mm |
Diameter | 84mm |
Filter thread | 77.0mm |
Misc | |
Link | https://global.canon/en/c-museum/product/ef373.html |
Meta | |
Tags | l |
Similar lens models | |
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