Is the canon ef 70 300mm f 4 5 6l is usm worth buying used?

Here is what the site says about that.

From Canon EF 70-300mm f/4-5.6L IS USM: Canon EF 70-300mm f/4-5.6L IS USM: A zoom lens by Canon for Full frame cameras, 70-300mm f/4-5.6. Specs - Maker: Canon - Focal length: 70-300mm (zoom) - Maximum aperture: f/4-5.6 (it gets darker as you zoom in) - Made for: Full frame sensors - Mounts: Canon EF - Stabilised: yes - Autofocus: yes What it frames like - On full frame (Canon EF): as marked, 70-300mm. - On APS-C (Canon) (Canon EF): like 112-480mm on full ...

From Buying used: Buying used: Cameras and lenses are built to last, and many photographers upgrade often. That makes the used market one of the best ways to afford good gear. A body that's one or two generations old is often most of the camera for a fraction of the price.

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