The ratio of the brightest white to the darkest black on a TV or computer monitor. The larger the number, the greater the extremes; for example, car headlights can appear brilliant next to the pitch ...

Have you ever wondered why the picture on an OLED TV always looks so good? It may surprise you to discover that the punchiness of the images isn’t primarily due to resolution, colours or even high ...

Adjusting the LED backlight in an LCD TV or monitor on the fly to create a higher contrast ratio. When a dark image is displayed, the LEDs are dimmed or turned off behind the pixels. When light areas ...