"To illuminate the screen" means to provide light or brightness to a screen, usually on a device such as a phone, computer, or television, so that you can see the images and text clearly. Full definition
This has been a somewhat neglected functionality in e-ink devices in general, with past attempts at in - built light devices failing to illuminate the screen in a comfortable or even way. (freebooks.com)
It sports a sleek design with a well - illuminated screen for viewing transactions before confirming with a button. (disruptordaily.com)
It has the best resolution in its class, best illuminated screen, expansive ecosystem and handles all book formats very well. (goodereader.com)