Well constrctucted, optically great lens. Small, but hefty, nice wide angle. Fast, I like fast. I really like the way you snap the focus ring back and forth to engage and disengage manual focusing. AF works well for a Fuji X camera, (not good at AF). Love the lens.
Optics; speed; and construction
Some people thing it is an issue that the lens converts to manual mode differently is a issue; I don't