blackscreenonl

An LED LCD, whether it’s a TV or a monitor, uses an LED backlight to create the image through the liquid crystal display panel. Some of that light might not get entirely blocked around the display’s bezels, which results in backlight bleeding. Switch to full black screen mode with blackscreen.onl to ensure the test covers your entire display. Use our black screen as for backlight bleed test that will open in a black screen in ful screen and display solid colors, especially black.