Verdict overview
- worth the money 9.3
- Automatic focus 9.6
- Image quality 9.1
- Image steadying. 9.3
Pros
Lightweight for easy handling and portability.
Excellent zoom range for distant subjects.
Effective image stabilization for sharp photos.
Tech specs
| product dimensions | 3.13 x 3.13 x 6.48 inches |
| batteries | 1 Nonstandard Battery batteries required. |
| item weight | 1.8 pounds |

Product Overview
The Canon RF100 400mm F5.6 8 USM is a great choice for photographers looking for a lightweight, versatile telephoto lens. With a wide focal range of 100 400mm, this lens offers plenty of flexibility to capture distant subjects, while its Optical Image Stabilizer provides up to 5.5 stops of shake reduction for sharp images and smooth video recording. Additionally, when paired with an EOS R series camera featuring In Body Image Stabilizer IBIS , the Canon RF100 400mm F5.6 8 USM can provide up to 6 stops of shake reduction, making it ideal for capturing handheld sports and wildlife shots.
The Canon RF100 400mm F5.6 8 USM is designed with Canon s Nano USM motor, providing high speed and silent autofocus for both stills and video shooting. It has a minimum focusing distance of 2.89 feet at 200mm and maximum magnification of 0.41x at 400mm, giving you the ability to capture close up shots of your subjects without losing detail or clarity. The lens also features weather sealing on the mount ring and front element to help protect it from moisture and dust when shooting outdoors in inclement conditions.
In terms of image quality, the Canon RF100 400mm F5.6 8 USM delivers great results in both stills and video shooting applications. In addition to its excellent sharpness and contrast levels across its zoom range, this lens also has minimal chromatic aberration and distortion which helps ensure accurate color reproduction in your photos and videos.

In terms of build quality, the Canon RF100 400mm F5.6 8 USM is well constructed from solid materials that are designed to stand up to regular use in the field over time. It has a removable tripod collar which makes it easy to mount on a tripod or monopod when needed, as well as a fluorine coating on the front element that helps protect against dirt and fingerprints when changing lenses quickly in the field.
Overall, if you re looking for a lightweight telephoto lens with excellent image quality that can handle both stills and video shooting applications, then the Canon RF100 400mm F5.6 8 USM is an excellent choice that will not disappoint you at all! With its versatile zoom range, fast autofocus capabilities, robust weather sealing protection, and great image quality across its entire focal length range, this lens is sure to become one of your go to lenses when out in the field capturing amazing shots!
Frequently asked questions
- What is the focal length of this lens?
- What type of lens is this?
- What mountings is this lens compatible with?
- Does this lens feature image stabilization?
- How close can this lens focus?
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