| Specifications | Canon EF 300mm f/4.0 L IS USM Lens | ![]() |
| Focal Length Range | 300mm | |
| Angle of View: Diagonal | 8°15' | |
| Angle of View: Horizontal | 6°50' | |
| Angle of View: Vertical | 4°35' | |
| Lenses / Groups | 15/11 | |
| Aperture | ||
| Aperture Range - Wide / Long | f/4.0-32 | |
| Number of Aperture Blades | 8 | |
| Rounded Aperture? | ||
| Weight | ||
| Manufacturer Specification Weight | 42 oz | |
| Actual Weight | 41.7 oz | |
| Lens Hood Weight | ||
| Tripod Ring Weight | 3.9 oz | |
| In-Use Weight | 45.6 oz | |
| Size | ||
| Manufacturer Spec Size (DxL) | 3.54 x 8.7” | |
| Measured Size (DxL) | 3.49 x 9.01” | |
| Max Diameter at Tripod Ring | 4.4” | |
| Max Length at Full Extension | 9.01” | |
| Internal Zoom? / Extends with Zoom? | ||
| Internal Focusing? / Extends with Focusing? | Y / N | |
| Lens Hood Size (DxL) | 3.49 x 3.42” | |
| Lens Length with Hood (Min / Max) | 11.15 / 11.15” | |
| Size of Rings - Zoom / Focus | / 2.38” | |
| Filter Size | 77mm | |
| Front Element (Filter Mount) Rotates | N | |
| Features | ||
| Tripod Ring Included? / Removable? | Y / Y | |
| Zoom Ring Lock Switch? | N | |
| Lens Hood Model / Included? | Built-In / Y | |
| Weather Sealed? / Filter Required? | N | |
| Image Stabilization? / Stops? / Tripod Sensing? | Y / / | |
| Case Included? / Type? | Y / LZ1128 | |
| Focus | ||
| AF Motor Type | Ring USM | |
| Full Time Manual Focus | Y | |
| Focus Limiter? / Focus Limiter Ranges | ||
| Distance Info Provided to Camera? | Y | |
| Distance Scale? / Type | Y / Window | |
| Metal Mount? | Y | |
| Extender Compatible? | Y | |
| Close Focus | ||
| Specified Min Focus Distance | 59.1” | |
| Tested Min Focus Distance (Wide / Long) | 58.94” | |
| Maximum Magnification (MM) | .24x | |
| MM with 12mm Extension Tube | 0.3-0.04x | |
| MM with 25mm Extension Tube | 0.37-0.09x | |
| MM with 250D Closeup Lens | ||
| MM with 500D Closeup Lens | ||
| History | ||
| Year Introduced | 1997 | |
Recommended Shopping Resources (Using these links to make your purchase supports this site)
Canon EF 300mm f/4.0 L IS USM Lens at B&H Photo
Canon EF 300mm f/4.0 L IS USM Lens at Adorama (Imported)
Canon EF 300mm f/4.0 L IS USM Lens at Adorama
Canon EF 300mm f/4.0 L IS USM Lens at Amazon.com
Canon EF 300mm f/4.0 L IS USM Lens at J&R
Find the best price on the Canon EF 300mm f/4.0 L IS USM Lens
Rent the Canon EF 300mm f/4.0 L IS USM Lens (Using these links supports this site)
Canon EF 300mm f/4.0 L IS USM Lens at LensRentals.com
Canon EF 300mm f/4.0 L IS USM Lens at LensProToGo (Price includes round trip shipping)
* If out of stock, ask the rental company if they can accommodate your need.