The Canon RF 400mm f/2.8L IS USM Lens is a super-telephoto zoom lens that’s designed to capture remarkable image quality and deliver outstanding performance throughout the focal length.
The RF 400mm f/2.8 Lens allows you to go out and shoot confidently, which is all thanks to an advanced focusing system that ensures a really fast, quiet and smooth AF. Key features to this compact design include a powerful Image Stabilization system that provides up to 5.5 stops of image stabilization protection against blur from camera shake; a dual power focus drive that offers exceptional and really fast AD with compatible cameras; Full-time Manual Focus; and a lens construction that’s coated in heat-resistant white paint to ensure that its capable of operating in inclement conditions.
- Canon 400mm f/2.8 super-telephoto lens designed exclusively for EOS R-series cameras
- Optically identical to EF 400mm f/2.8L IS III USM lens
- Fast f/2.8 maximum aperture benefits working in low-light conditions and also affords significant control over depth of field for working with selective focus techniques
- Minimum Focusing Distance of 2.5m
- Includes three image stabilization operation modes
- Optical Image Stabilizer with up to 5.5 stops of shake correction
- Super Spectra Coating and Air Sphere Coating minimizes ghosting and flare when working in strong lighting conditions
- Compatible with Canon RF 1.4x and 2x extenders
- Customizable electronic focus ring with manual focus capability during SERVO AF
- 9-blade circular aperture for beautiful bokeh at smaller lens apertures
- Two focus presets to instantly return to one or two memorized focus distances
- Dust and water-resistant design with fluorine coating on front element for easy cleaning
- Rotatable tripod collar for working atop a tripod or monopod
Canon RF 400mm f/2.8L IS USM Lens
| Focal Length | 400mm |
| Maximum Aperture | f/2.8 |
| Minimum Aperture | f/32 |
| Lens Mount | Canon RF |
| Format Compatibility | Full-Frame |
| Angle of View | 6° |
| Minimum Focus Distance | 2.5 m |
| Maximum Magnification | 0.17x |
| Optical Design | 17 Elements in 13 Groups |
| Diaphragm Blades | 9 |
| Focus Type | Autofocus |
| Image Stabilization | Yes |
| Tripod Collar | Removable and Rotating |
| Filter Size | 55 mm (Drop-In) |
| Dimensions (ø x L) | 163 x 367 mm |
| Weight | 2.9 kg |
