The Ricoh GR III is a new high-end premium compact camera with a large sensor and fast lens that's aimed at enthusiast and professional photographers alike. At the heart of the Ricoh GR III is an APS-C-size CMOS image sensor with 24.23 megapixels and no low-pass anti-aliasing filter. It has a 28mm fixed focal length lens with six optical elements in four groups, fast maximum aperture of f/2.8, 3-axis image stabilisation system, a nine-blade diaphragm, macro shooting capability of 6cms, and a built-in manually adjustable ND (neutral density) filter.