Is the leica super vario elmar tl 11 23mm f 3 5 4 5 asph good for landscape?

Here is what the site says about that.

From Leica Super-Vario-Elmar-TL 11-23mm f/3.5-4.5 ASPH: Leica Super-Vario-Elmar-TL 11-23mm f/3.5-4.5 ASPH: A zoom lens by Leica for APS-C cameras, 11-23mm f/3.5-4.5. Wide-angle zoom, about 17-35mm equivalent. Specs - Maker: Leica - Focal length: 11-23mm (zoom) - Maximum aperture: f/3.5-4.5 (it gets darker as you zoom in) - Made for: APS-C sensors - Mounts: L-Mount - Stabilised: no - Autofocus: yes What it frames like - On APS-C (L-Mount): like 16-34mm on full frame; f/3.5-4.5 gives about the depth of field of ...

From Leica Super-Vario-Elmar-SL 16-35mm f/3.5-4.5 ASPH: Leica Super-Vario-Elmar-SL 16-35mm f/3.5-4.5 ASPH: A zoom lens by Leica for Full frame cameras, 16-35mm f/3.5-4.5.

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