Sharp unveils high luminosity industrial display
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Sharp has announced its first 21.1in LC industrial display with an XGA resolution of 1024 x 768 pixels.
The LQ121X3LG02 display features LED backlighting with a high brightness of 1200cd/m2 and a contrast ratio of 1000:1.
It has been designed industrial applications such as measurement, testing or controlling equipment, but is also suitable for applications which are used either totally or partially outdoors.
The LED backlighting incorporates 5 x 8 LEDs enables the display brightness to be controlled by photodiodes and automatically adjusted in correlation of the ambient light conditions.
Sharp selected LEDs as they are superior to CCFLs at low temperatures; at ambient temperatures below 0°C, LED backlights can achieve a service life of up to 200,000 hours and provide full light output as soon as they are switched on.
Sharp has developed a special chassis for LED backlit industrial displays, in which the LEDs of the backlight are thermally coupled directly to the mechanical parts of the module. This is designed to efficiently discharge waste heat via the rear of the display.
According to Sharp, the optimal optical features ensure high image quality even under changing light conditions; with an operating temperature of -20 to 60°C, it is designed for both indoor and outdoor use.