117The i ButtonChoose Image AreaChoose the size of the area on the image sensor used to recordmovies. Select FX to shoot movies in what is referred to as “FX-based movie format”, DX to shoot in “DX-based movie format”.The differences between the two formats are shown in theillustration.The dimensions of the area recorded vary with the frame size:The option currently selected is shownby an icon in the display.FX DXFormat Frame size Area recorded (approximate)Z 7 Z 6FX-based movieformat3840 × 2160 35.9 × 20.2 mm1920 × 1080 35.8 × 20.1 mm 35.9 × 20.1 mmDX-based movieformat3840 × 2160 23.5 × 13.2 mm 23.4 × 13.2 mm1920 × 1080 23.4 × 13.1 mm