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A secondary use for monitor filters is privacy as they decrease the viewing angle of a monitor, preventing it from being viewed from the side; in this case, they are also called privacy screens. privacy screen (microscope photo)
The first screen protector was designed and patented by Herbert Schlegel in 1968 for use on television screens. [1]In 1990s, the CRT screen protectors were used on CRT monitors for anti-glare and anti-radiation purposes.
Developed by Mitsubitshi Electric Research Laboratories, [1] a privacy-enhanced computer display allows information that must remain private to be viewed on computer displays located in public areas (i.e. banks, hospitals and pharmacies) by employing the use of both ferroelectric shutter glasses and a unique device driver.
Before the advent of LCD screens, most computer screens were based on cathode-ray tubes (CRTs). When the same image is displayed on a CRT screen for long periods, the properties of the exposed areas of the phosphor coating on the inside of the screen gradually and permanently change, eventually leading to a darkened shadow or "ghost" image on the screen, called a screen burn-in.
Screen burn-in; Screen goo; Screen protector; Screen reading; Screen-door effect; Screenless video; Screensaver; See-through display; SeeReal Technologies; Sensics; Seven-segment display; Seven-segment display character representations; Silk screen effect; Sixteen-segment display; Smartglasses; Soap opera effect; Sonification; Spatial ...
QVC. This super sleek Dyson isn't just an air purifier—it also functions as a heater and a fan, so it cleans, heats and cools your space with a touch of a button.Talk about multitasking. More ...