Casio EX-ZS20, EXILIM Zoom. Megapixel: 16.1 MP, Camera type: Compact, Optical sensor size: 1/0.0906 mm (1/2.3 "). Optical zoom: 6 x, Digital zoom: 4 x, Focal length range (f-f): 4.6 - 27.6 mm. Auto focusing (AF) modes: Face detection, Face tracking, Flexible Spot Auto Focus, Multi Point Auto Focus, Auto Mode focusing range (wide): 0.05 - ∞/ 0.1 - 0.5 m. ISO sensitivity: 100, 200, 400, 800, 1600, Auto, Light exposure modes: Auto, Manual, Light exposure control: Program AE. Camera shutter speed (min): 0.0005 s, Camera shutter speed (max): 4 s