Displays are electronic devices humans use to visually show and represent digital information. The primary function of a display is to act as an output device that facilitates the presentation of data, images, and volumes of input information for humans to understand. Displays makes this possible through the use of different connected input devices like computer monitors, television sets, head mounts, and many more. The earliest displays were made with Cathode Ray Tubes (CRT) which were mainly found in television sets. While CRT is no longer used for display devices, Liquid Crystal (LCD) and Light-emitting diode (LED) displays have become the norm as they offer higher resolutions and greater clarity. These modern displays have made led to higher quality performances and images in our workplaces and homes.

How do you measure screen size?

Measure a screen size by measuring diagonally from one corner to the opposite diagonal corner. Only include the screen area and do not include dimensions of the screen’s frame or casing. Use a measuring tape or ruler to measure your screen size.

How do you calibrate a monitor?

A monitor can be calibrated by using a color calibrator called a colorimeter that is placed on the front of the monitor or it can be done manually by eye. The easiest method to calibrate a monitor is through the computer’s calibration utility that is offered by both Windows and Apple operating systems.

What is a retina display?

A retina display is marketing term by Apple to describe a screen that has great pixel density. When looking at a screen with retina display you won’t be able to see any individual pixels. A retina display offers more than 300 pixel per inch and has more color saturation.

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