350UImage overlay combines two existing NEF (RAW) photographs tocreate a single picture that is saved separately from the originals;the results, which make use of RAW data from the camera imagesensor, are noticeably better than photographs combined in animaging application. The new picture is saved at current imagequality and size settings; before creating an overlay, set imagequality and size (0 84, 87; all options are available). To create aNEF (RAW) copy, choose an image quality of NEF (RAW).1 Select Image overlay.Highlight Image overlay andpress 2. The dialog shown atright will be displayed, withImage 1 highlighted; press Jto display a picture selectiondialog listing only NEF (RAW) images created with this camera.Image Overlay G button ➜ N retouch menu+