Az LCD-képernyők vásárlása iránti kereslet évről évre növekszik, de sok vásárló azt mondta, hogy még mindig bizonytalan abban, hogyan vásároljon LCD képernyőt a termékek minőségének megítéléséhez. Igen, maga az LCD-kijelző ipar is küszöbértékekkel rendelkező iparág, és mélyen meg kell érteni a termékismerettel, hogy jobban meg tudja ítélni a termék előnyeit és hátrányait.
Purchasing LCD LCD screen is one of the important criteria for judging the LCD screen: that is the number of "bright spots". What is a bright spot? It means that a pixel that is continuously lit and does not accept the extinguishing signal appears in the LCD screen. It is also called a "bad pixel" in the industry. Bright spots are generally not easy to spot, and you must carefully watch them under the black screen of the industrial display screen to find them. In fact, in the process of manufacturing LCD panels, the good rate cannot reach 100 percent , so there will be bright spots when they leave the factory.
How to judge the effect of LCD screen? This is a common question of many consumers. When selecting models, no matter how beautiful the LCD screen manufacturers describe their products, the technical indicators and the actual performance of the screen are often different, so we still have to "seeing is believing" is important.
For some buyers who don't have much professional knowledge about LCD screen products, the simple way is to feel that the displayed screen is very comfortable after a glance, which is a good effect. If the picture is blurred, the font is unclear, and the eyes are uncomfortable at first glance, the quality is definitely not good, so you need to think twice when buying!
