Is Canon EOS 40D and Sigma EX 300mm F2.8 APO DG HSM compatible?

Below you will find your chosen camera and lens. Click on the product name for more information.

Canon EOS 40D

Canon EOS 40D
Released: 2007
Type: Digital SLR
Sensor: APS-C (1.6x)
10,1 Megapixels
3888 x 2592 pixels

Sigma EX 300mm F2.8 APO DG HSM

Sigma EX 300mm F2.8 APO DG HSM
Released: 2005
Telephoto Prime Lens
Focal Length: 300 mm
Aperture: f/2,8

Can you combine these two?

Last updated: June 2024

This is the short answer:

The camera and lens you have chosen can be used together.

Versitale lens

Sigma EX 300mm F2.8 APO DG HSM is constructed to work with all sorts of camera sensors including the one of Canon EOS 40D.

Focal Length

The Canon camera has a sensor of type APS-C, a smaller version compared to a Full Frame sensor, which means that your experienced Focal length will be multiplied by 1.6x.

This lens has focal length:
300 mm

Since Canon EOS 40D does not have a Full Frame sensor the experience focal length you will experience will be:
480 mm

Read more about Crop factor

Total weight

When you are looking at a combination of a camera and a lens you must always consider the total weight. Each product weighs in at:

Canon EOS 40D
822 gram

Sigma EX 300mm F2.8 APO DG HSM
2400 gram

Together they have a total weight of 3222 gram (equal to 7.1 lb).

Please note that Sigma EX 300mm F2.8 APO DG HSM has a tripod mount which is great.

Read more about Tripod mount

Compatibility Check ID: 1300

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