HP Photosmart R725, 6.2 MP, 1/2.5", CCD, 3x, 130 g, Silver HP Photosmart R725. Megapixel (approx.): 6.2 MP, Image sensor size: 1/2.5", Sensor type: CCD. Optical zoom: 3x, Digital zoom: 8x, Focal length range: 39 - 117 mm. Maximum video resolution: 640 x 480 pixels. Display diagonal: 5.08 cm (2"). Internal memory: 32 MB. PictBridge. Weight: 130 g. Product colour: Silver