Grayscale images are pictures or graphics that only use shades of gray, without any other colors. They are made up of different intensities of black, white, and various shades of gray in between. Full definition
To gather more information, researchers used an X-ray fluorescence spectrometry device, which produces grayscale images of the chemical elements of the underlying paint that are characteristic of the pigments used. (aaas.org)
* Drag the stylus across grayscale images on the E-Ink screen to view them in color on the LCD screen * Attach Web pages, notes and video on the WiFi - enabled LCD screen to passages in an e-book * Export PDF notes or revised documents (such as contracts that are marked up on the E-Ink side) so that they can be emailed to colleagues * Open hyperlinks or view video embedded in an e-textbook on the netbook side (gizmodo.com)
This visual resource provides 26 spooky grayscale images which can be used as inspiration for creative writing or artwork. (tes.com)