The Optio 750z is a 7 megapixel digital camera made by Pentax, currently (2008) available. It has an SMC 7.8-39mm f/2.8-4.6 zoom lens (equivalent to ~37 to ~187mm in 35mm format); this is 5x optical zoom and there is 8x digital zoom in addition. There is an optical viewfinder, and a flip-out TFT LCD screen which can be used as a viewfinder and for image viewing. Six resolutions are available from 640×480 to 3056×2296. Power comes from a rechargeable L-Ion battery.