The K100D combines 6.1 effective megapixels with a host of advanced technologies, to deliver high-quality digital SLR photography and user-friendly operation to all levels of photographers. The K100D packs an array of advanced, user-friendly features — including the PENTAX-developed Shake Reduction (SR) system, high-precision autofocus and auto sensitivity control, into a compact, well-balanced body to accommodate a wide range of shooting and playback requirements. Its outstanding overall performance makes high-quality digital SLR photography effortless, fun and exciting for all users in all situations, from casual travel snapshots and memorable family pictures to highly specialized applications.