Lens models are any interchangeable lens that has been marketed
| Manufacturer | Canon |
| Model | EF 100-300mm f/4.5-5.6 USM |
| Mount | Canon EF |
| Marketed | 1990 35 years ago |
| Zoom | |
| Focal length | 100-300mm |
| Zoom ratio | 3.00× |
| Aperture | f/4.5-40.0 |
| Closest focus | 1.50m |
| Elements/Groups | 13/10 |
| Diagonal angle of view | 24-8° |
| Lens type | Super telephoto |
| Maximum magnification | 0.200× |
| Negative size | 35mm |
| Aperture blades | 8 |
| Coating | Multi coated |
| Optical diagram |
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| Autofocus | |
| Weight | 540g |
| Length | 122mm |
| Diameter | 73mm |
| Filter thread | 58.0mm |
| Link | https://global.canon/en/c-museum/product/ef290.html |
| Tags | ultrasonic |
| Similar lens models |
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