Canon EF 100-300mm f/4.5-5.6 USM
"Highly practical and portable telephoto zoom lens. The five zoom groups make the length only 121.5 mm. With rear focusing, the lens does not change length or rotate during focusing. Any filter effects therefore remain intact. It also makes autofocusing quick and quiet."
| Availability | ||
Discontinued ![]() |
No | Contribute |
| Year announced | No Data | Contribute |
| General | ||
| Lens Mounts |
|
Contribute |
| Focal Type | Tele zoom | Contribute |
| Lens | ||
Focal Length ![]() |
100mm - 300mm | Contribute |
Angle of View ![]() |
9° - 25° | Contribute |
Max Aperture ![]() |
f/4.5 - f/5.6 | Contribute |
Min Aperture ![]() |
f/40 | Contribute |
Filter Size ![]() |
58mm | Contribute |
| 35mm equivalent | No Data | Contribute |
Internal focusing ![]() |
No Data | Contribute |
| Focusing | ||
| Min Focus | 150cm | Contribute |
| Stabilised | No | Contribute |
Macro ![]() |
No | Contribute |
| Construction | ||
| Blades | 8 | Contribute |
| Elements | 13 | Contribute |
| Groups | 10 | Contribute |
| Box Contents | ||
Box Contents ![]() |
No Data | Contribute |
| Dimensions | ||
| Weight | 540g | Contribute |
| Width | No Data | Contribute |
| Height | 121.5mm | Contribute |
| MTF Data | ||
| Effective focal length | 102-293mm | Contribute |
| Weighted MTF | 100 mm: f4.5 0.69 | f8 0.78 180 mm: f5.6 0.58 | f8 0.69 300 mm: f5.6 0.60 | f8 0.66 | Contribute |
| Average Weighted MTF | 0.67 | Contribute |
| Weighted MTF 10 lp/mm | 0.80 | Contribute |
| Weighted MTF 20 lp/mm | 0.60 | Contribute |
| Weighted MTF 40 lp/mm | 0.34Max | Contribute |
| Distortion | No Data | Contribute |
| Grade | 2.4 | Contribute |
| Photodo MTF Score | 2.4 | Contribute |
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428 MTF tests
74 in-depth photodo reviews
100+ users join each day
Help the lens community by reviewing or rating a lens today via our lens search
