Pentax Optio S1. Megapixel: 14 MP, Camera type: Compact, Optical sensor size: 1/0.0906 mm (1/2.3 "). Optical zoom: 5 x, Digital zoom: 6.7 x, Focal length range (f-f): 5 - 25 mm. Focus: TTL, Auto focusing (AF) modes: Face tracking, Multi Point Auto Focus, Spot Auto Focus, Normal focusing range: 0.4 - ∞/1 - ∞. Light exposure control: Program AE, Light exposure correction: ± 2EV (1/3EV step), Light metering: Centre-weighted, Spot. Camera shutter type: Electronic