Ttartisan af 40mm f 2 vs panasonic lumix s 40mm f 2?

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From Panasonic Lumix S 40mm f/2: Panasonic Lumix S 40mm f/2: A prime lens by Panasonic for Full frame cameras, 40mm f/2. A small, light standard prime. Specs - Maker: Panasonic - Focal length: 40mm (prime) - Maximum aperture: f/2 - Made for: Full frame sensors - Mounts: L-Mount - Stabilised: no - Autofocus: yes What it frames like - On full frame (L-Mount): as marked, 40mm. - On APS-C (L-Mount): like 60mm on full frame; f/2 gives about the depth ...

From TTArtisan AF 40mm f/2: TTArtisan AF 40mm f/2: A prime lens by TTArtisan for Full frame cameras, 40mm f/2. Specs - Maker: TTArtisan - Focal length: 40mm (prime) - Maximum aperture: f/2 - Made for: Full frame sensors - Mounts: Sony E, Nikon Z, L-Mount - Stabilised: no - Autofocus: yes What it frames like - On full frame (Sony E, Nikon Z, L-Mount): as marked, 40mm. - On APS-C (Sony E, Nikon Z, L-Mount): like 60mm on ...

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