The Pentax 02 Standard Zoom Lens ($299.95 direct) is the lens you'll get if you buy the Pentax Q10 camera -but if you bought into that camera system with the original Q , which was bundled with the 01 Standard Prime Lens (47mm equivalent), you may be considering this as a complementary zoom.
Sharpness suffers at longer focal lengths; Distortion at widest setting if shooting Raw