What is the om system m zuiko 20mm f 1 4 pro good for?

Here is what the site says about that.

From OM System M.Zuiko 20mm f/1.4 PRO: OM System M.Zuiko 20mm f/1.4 PRO: A prime lens by OM System for Micro Four Thirds cameras, 20mm f/1.4. Specs - Maker: OM System - Focal length: 20mm (prime) - Maximum aperture: f/1.4 - 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 40mm on full frame; f/1.4 gives about the depth of field of ...

From OM System M.Zuiko 40-150mm f/4 PRO: OM System M.Zuiko 40-150mm f/4 PRO: A zoom lens by OM System for Micro Four Thirds cameras, 40-150mm f/4.

Quoted from this site's pages.