- Compact and lightweight professional telephoto zoom lens with a bright constant aperture throughout the range
- Legendary L Series build quality and durability, plus pro customisation though multiple lens barrel controls
- Incredibly quick Dual Nano USM focus motors keep pace with fast, erratic moving action so you can nail the shot
- Built-in optical image stabilisation with 5.5-stops compensation, rising to 6-stops with compatible EOS R cameras
- Made for indoor and outdoor photographers who shoot anything from tennis and hockey to ice skating and basketball
Key Features
- Fast telephoto zoom with constant f/2.8 aperture
- Legendary L Series quality and durability
- Lightest in its class at 2.59kg
- Lightning quick Dual Nano USM focus motors
- 5.5-stops optical image stabilisation, rising to 6-stops with compatible mirrorless cameras
- Professional controls including a new lens function/focus preset button
- Four customisable lens function buttons
- Supports lens breathing correction
- 9-bladed aperture design
- Comprehensive weather sealing and heat shield white coat.
- Compatible with and
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Canon RF 100-300mm f/2.8 L IS USM Lens Summary
 is bolstering the professional  with the addition of this Canon RF 100-300mm f/2.8 L IS USM Lens, a fast telephoto zoom, which is lightest in its class. It arrives packed with features for professional indoor and outdoor sports photographers, highlighting the benefits of the  system, combining the brightness of a prime with the flexibility of a zoom.
The newly developed telephoto lens boasts a bright constant aperture throughout the zoom range, fast Dual Nano USM focus motors and 5.5-stops of optical image stabilisation, which rises to 6-stops when paired with compatible EOS R cameras with IBIS. These include models such as full-frame  and , along with the formidable APS-C format  and its 1.6x crop factor.
The benefits for mirrorless shooters don’t stop there, as the RF 100-300mm f/2.8 L IS USM also includes a brand new lens function/focus preset button, four further customisable buttons and extensive weather sealing of outdoor assignments. You can even extend the reach by using either of Canon’s RF Extenders, giving you the versatility of a 200-600mm telephoto zoom for wildlife, surveillance and much more. This model is also proficient for video, with minimised focus breathing and breathing correction compatibility.
| Offers: Price Drop |
| Offer Category: N/A |
| Offer Product Type: N/A |
| Autofocus: Yes |
| Aperture ring: N/A |
| Constant Aperture: Yes |
| Lens CIPA Image stabilization rating: N/A |
| Colour: N/A |
| Diameter (mm): 128 |
| Length (mm): 323 |
| Weight (g): 2650 |
| Distance scale: N/A |
| DoF scale: N/A |
| Elements: 23 |
| Environmental Sealing: N/A |
| Focus distance limiter: N/A |
| Focal length: 100 – 300 mm |
| Focus method: N/A |
| Filter Thread: N/A |
| Full time manual: Yes |
| Groups: 18 |
| Hood supplied: Yes |
| Lens Image stabilization: N/A |
| Lens mount: N/A |
| Lens Materials: N/A |
| Maximum focal length: 300.0 |
| Maximum magnification: 0.160 |
| Maximum aperture (number): 2.80 |
| Maximum aperture (text): N/A |
| Max Format size: N/A |
| Minimum focal length: 100.0 |
| Lens Minimum focus distance (m): 1.80 |
| Minimum aperture (number): 22.00 |
| Minimum aperture (text): N/A |
| Motor type: N/A |
| Number of diaphragm blades: 9 |
| Power zoom: N/A |
| Special elements / coatings: One fluorite element, four UD elements, one aspherical element |
| Tripod collar: Yes |
| Lens type: N/A |
| Wide/Tele: N/A |
| Lens Level: N/A |
| Best For: N/A |
| Best For Holiday and Landscape: N/A |
| Best For Interior and Architecture: N/A |
| Best For Fashion and Portrait: Yes |
| Best For Macro and Still Life: N/A |
| Best For Astro: Yes |
| Best For Street: N/A |
| Best For Wildlife and Sport: Yes |
| Zoom lock: N/A |
| Zoom method: N/A |
| Notes: N/A |




















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