Is the canon ef 70 200mm f 4l is ii usm good for portraits?

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From Canon EF 70-200mm f/4L IS II USM: Canon EF 70-200mm f/4L IS II USM: A zoom lens by Canon for Full frame cameras, 70-200mm f/4. Specs - Maker: Canon - Focal length: 70-200mm (zoom) - Maximum aperture: f/4 - Made for: Full frame sensors - Mounts: Canon EF - Stabilised: yes - Autofocus: yes What it frames like - On full frame (Canon EF): as marked, 70-200mm. - On APS-C (Canon) (Canon EF): like 112-320mm on full frame; f/4 gives about the depth of ...

From Canon EF 70-200mm f/4L IS USM: Canon EF 70-200mm f/4L IS USM: A zoom lens by Canon for Full frame cameras, 70-200mm f/4.

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