What is the leica apo summicron m 35mm f 2 asph good for?

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From Leica APO-Summicron-M 35mm f/2 ASPH: Leica APO-Summicron-M 35mm f/2 ASPH: A prime lens by Leica for Full frame cameras, 35mm f/2. Focuses as close as 30cm, much closer than most M lenses. Specs - Maker: Leica - Focal length: 35mm (prime) - Maximum aperture: f/2 - Made for: Full frame sensors - Mounts: Leica M - Stabilised: no - Autofocus: no, manual focus What it frames like - On full frame (Leica M): as marked, 35mm. Cameras it fits - ...

From Leica APO-Summicron-M 90mm f/2 ASPH: Leica APO-Summicron-M 90mm f/2 ASPH: A prime lens by Leica for Full frame cameras, 90mm f/2.

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