lg lcd video wall

In fact, until now, many people still confuse the touch all-in-one with an ordinary touchpad, and think that as long as the touchable screen is a touch all-in-one, this understanding is wrong. Bank ATM teller machines and traditional supermarket cash registers that we see every day belong to traditional touch panels instead of touch all-in-ones. Traditional touch panels are generally single-point or double-point touch, and touch all-in-ones are actually It can realize infrared or capacitive multi-touch. We will talk about the advantages and disadvantages of infrared touch and capacitive touch and their application fields next. What is the difference between a touch all-in-one machine and an ordinary touchpad, you must know Capacitive touch screens are currently mainly used for the display of high-end devices such as mobile phones, tablets, and computers. The touch function can be realized with the skin of a human finger, multi-point, handwriting, etc. can be realized without any problem. Capacitive touch screens cannot be touched with gloves, and there is no response to touch with gloves, and the larger the size of the product required, the more expensive it is. The capacitive screen all-in-one machine is more beautiful, more beautiful, lighter and thinner, pure flat surface, and easy to realize. With waterproof function, the reaction speed is more sensitive at the same time. Infrared touch screens are currently not used for the display of high-end devices such as mobile phones, tablets, and computers. The infrared touch screen is currently only for the display. The infrared touch

LCD brightness Brightness represents the amount of brightness of a picture per unit area. Specifically, the density of the amount of light passing through the normal direction of the screen. The unit is [CD / m2] or nit（1 nit = CD / m2).Brightness depends on the amount of light passing through the LCD and color film, and the brightness of the backlight.   LCD backlight requirements: The liquid crystal should have good transmittance; light weight; It should be thin and not easy to damage; The area light source with uniform brightness is the best; Low cost; The light color is pleasing to the eye, the primary color is rich, and the brightness can be adjusted; Low power consumption and easy power supply

Everyone is very familiar with LCD TVs, but many people don’t understand digital signage products. In fact, when we go to a hotel or shopping mall, we often see this product in the lobby, which often displays the advertising content of the hotel or shopping mall. Most people think that this is an ordinary LCD TV, but the size is a bit larger, so is this really the case? Is a digital signage a liquid crystal display? In fact, digital signage is not that simple, and there are still many scenarios in which digital signage is currently used. In addition to the hotels we are talking about, many retail industries have also begun to use digital signage products. For example, the fast food restaurants we often go to have used light boxes behind the ordering counters to display their dishes. Now many stores have also upgraded to digital signage products. In simple terms, digital signage is actually a numerical display system used in the commercial field. 1. Digital signage is usually equipped with a system Here is the system, in fact, this is the biggest difference between digital signage and liquid crystal display. We all know that the LCD monitor itself is only responsible for the function of screen output. The most important role of digital signage is actually the system behind it. Different from ordinary intelligent LCD, the digital signage system has the function of remote management. Users can design the display content by themselves, or download the template