Canon ts e 17mm f 4l vs zeiss milvus 15mm f 2 8?

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From Canon TS-E 17mm f/4L: Canon TS-E 17mm f/4L: A prime lens by Canon for Full frame cameras, 17mm f/4. A tilt-shift lens for architecture and interiors, manual focus. Specs - Maker: Canon - Focal length: 17mm (prime) - Maximum aperture: f/4 - Made for: Full frame sensors - Mounts: Canon EF - Stabilised: no - Autofocus: no, manual focus What it frames like - On full frame (Canon EF): as marked, 17mm. - On APS-C (Canon) (Canon EF): ...

From Zeiss Milvus 15mm f/2.8: Zeiss Milvus 15mm f/2.8: A prime lens by Zeiss for Full frame cameras, 15mm f/2.8. Specs - Maker: Zeiss - Focal length: 15mm (prime) - Maximum aperture: f/2.8 - Made for: Full frame sensors - Mounts: Canon EF, Nikon F - Stabilised: no - Autofocus: no, manual focus What it frames like - On full frame (Canon EF, Nikon F): as marked, 15mm. - On APS-C (Nikon F): like 22mm on full frame; f/2.8 ...

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