What is the om system m zuiko 12 40mm f 2 8 pro ii good for?

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From OM System M.Zuiko 12-40mm f/2.8 PRO II: OM System M.Zuiko 12-40mm f/2.8 PRO II: A zoom lens by OM System for Micro Four Thirds cameras, 12-40mm f/2.8. Specs - Maker: OM System - Focal length: 12-40mm (zoom) - Maximum aperture: f/2.8 - 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 24-80mm on full frame; f/2.8 gives about the depth of field of ...

From Sensor sizes: The main sizes: - Full frame (36 x 24mm, the size of a 35mm film frame). The reference size: when people quote a focal length "in full-frame terms", this is what they mean. - APS-C (about 23 x 15mm). Crop factor about 1.5x (1.6x on Canon). Most entry and mid-range mirrorless cameras. - Micro Four Thirds (about 17 x 13mm). Crop factor 2x. Small, light systems from OM System and Panasonic. - 1-inch ...

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