System camera camera version body only series olympus pen effective pixels 123 megapixel sensor format four thirds sensor type live mos sensor size 17 3 x 13 mm image processor truepic vi video full hd hd vga display type oled display size 3 inch display settings brightness adjustment colour balance display aspect ratio 32 connectivity bluetooth lens mount micro four thirds micro 43 crop factor 2 light sensitivity iso 200 12800 photogr