Things we like:
- Very close focus (1:1 macro)
- Sharp in the center, even wide open
- Well built and smooth focusing
- Shift option is useful for APS-C
- Nice bokeh for a wide angle
Things we don’t like:
- Extremely short macro working distance
- No mechanical aperture linkage (K and F mounts)
- Significant distortion on full-frame
- Edges smeared at infinity with wider apertures
…
Read full post here:
https://www.dpreview.com/reviews/venus-laowa-15mm-f4-wide-angle-macro-impressions-and-samples