Pentax FA 15-30mm f/2.8 ED SDM WR

Quite sharp. Fixed f/2.8 aperture. Integrated hood. Ultra-wide field of view. Strong close focus capability. Weather-sealed design.

Barrel distortion at widest angles. Dim corners. Bulky. Omits filter thread.

Conclusions As is the case with the Tamron 15-30mm, the Pentax clone is a big, bulky lens. But that's par for the course with wide-angle zooms, and when you consider that the 15-30mm is rated at f/2.8 through its entire zoom range and captures images...

High and very even sharpness ; Smooth bokeh ; Fast silent AF ; Weather resistance ; Well controlled CA ; Excellent flare resistance ; Low distortion for an ultra-wide

Quite heavy ; Expensive

The Pentax D FA 15-30mm f/2.8 ED SDM WR is quite simply a beautiful, sweet lens to use. It is heavy and bulky and not inexpensive, but it delivers a very high standard of performance and maintains that standard equally well at all apertures and focal...