Is Canon EOS 20D Astrophotography and Sigma 17-70mm f/2,8-4 DC HSM OS Macro compatible?
Below you will find your chosen camera and lens. Click on the product name for more information.
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Canon EOS 20D Astrophotography
Released: 2005 Type: Digital SLR Sensor: APS-C (1.6x) 8,2 Megapixels 3504 x 2336 pixels |
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Sigma 17-70mm f/2,8-4 DC HSM OS Macro
Released: 2009 Normal Lens (zoom) & Macro Suited for cameras with APS-C sensors Focal Length: 17-70 mm Aperture: f/2,8-4 |
Can you combine these two?
This is the short answer:
Yes! This combination is compatible
The camera and lens you have chosen can be used together. Here is a longer answer:
Lens is available with Canon mount
This lens is manufactured by Sigma but is available with a Canon mount.
This lens is also available for Nikon cameras, so before you buy the lens - make sure you get the right version.
Optimized for each other
Some lenses are optimized for a smaller APS-C sensor. Sigma 17-70mm f/2,8-4 DC HSM OS Macro is such a lens, requiring an APS-C sensor, and this is exactly the sensor you will find inside Canon EOS 20D Astrophotography.
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.
Actual Focal Length for this lens:
17-70 mm
Experienced Focal Length with this camera:
27-112 mm
Read more about Crop factor on Canon cameras
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 20D Astrophotography
770 gram
Sigma 17-70mm f/2,8-4 DC HSM OS Macro
535 gram
Together they have a total weight of 1305 gram (equal to 2,88 lb).
