LCD large screen display wall of the viewing angle

LCD large screen and large-screen CRT display wall , there is still a shortcoming, which is tilted at an angle if the user will not see the image on the screen . For this early use of laptop users must have some experience, using a laptop computer , front screen image is the most clear , if angle is tilted to a certain angle will see the screen image . Up to what point can see the screen images , this angle is the viewing angle. Viewing angle can be divided into horizontal viewing angle and vertical viewing angle . For this shortcoming , LCD manufacturers have made ​​the development of a great effort , and now the LCD viewing angle can reach 140 degrees , in fact, no one actually so inclined angle to see the screen . For professional users, always facing the screen majority.
As for the resolution, brightness , contrast, in terms of these indicators , LCD monitors and CRT monitors basically the same. If the lcd module on the technical indicators perfectly acceptable , and that the only consideration is the price , just a year ago , big screen LCD 's price is unacceptable , the hundreds of million, and now with the LCD mass production , cost reduction , LCD has come to a reasonable price , and with 17 -inch LCD monitor , it is now the price is about 4500 yuan or so, here we should not ignore a problem, that is the same as LCD monitors unlike CRT monitors there is an effective display area , said 17-inch LCD monitor effective display area is 17 inches, which is 19-inch CRT monitor with an effective display area is basically the same . Now 19 inch CRT market price of about 3,000 yuan, the gap between 1,500 yuan, 1,500 yuan in exchange for which zero radiation , screen flicker , takes a long time glued to the screen for the graphics / video design, publishing and other professional field in terms of users is how to enjoy it !
LCD large screen display wall in recent years gradually into people's lives and work of the new display carrier. Due to its stylish, low radiation , energy-saving , space-saving , splicing gap is small, image stabilization, clearly , by the majority of users. With the market launch , the decline in prices , so that more users have the opportunity to use this product. Therefore, using OLED Module wall units , all walks of life began to be promoted and applied . Now has become a large-scale exhibitions , public places, video conferencing, multi-purpose hall , television , entertainment, television monitors and other places essential to the display device.