Is the olympus m zuiko 12mm f 2 worth buying used?

Here is what the site says about that.

From Olympus M.Zuiko 12mm f/2: Olympus M.Zuiko 12mm f/2: A prime lens by Olympus for Micro Four Thirds cameras, 12mm f/2. A small metal 24mm-equivalent wide prime. Specs - Maker: Olympus - Focal length: 12mm (prime) - Maximum aperture: f/2 - Made for: Micro Four Thirds sensors - Mounts: Micro Four Thirds - Stabilised: no - Autofocus: yes What it frames like - On Micro Four Thirds (Micro Four Thirds): like 24mm on full frame; f/2 gives about the ...

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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