Selecting [ON] optimizes image readout for improved image quality.

  • Extended oversampling applies when [3840×2160; 60p] or [3840×2160; 50p] is selected for [Frame size/frame rate] and [FX] is selected for [Image area] > [Choose image area] in the video recording menu.

  • Note that the drain on the battery increases when [ON] is selected.