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LED display belongs to self-luminous display technology, the viewing angle is very large, you look at the display from the side to see if there is a discoloration phenomenon, try multiple angles, it is easy to distinguish, I feel that the color of the LED display is warm, and the LCD is cold.
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Non-professional inspectors generally can't see it, as if the LED screen is a little brighter and the color is better.
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LEDs are characterized by being lightweight, and LCDs can be a bit bulky.
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Generally speaking, the LED display is brighter and the color is more gorgeous, and the LCD is almost the same. The ** of LED is a little higher than that of LCD!
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LED is a display technology on top of LCD.
In essence, the biggest difference is that the light emitting (projection) method is different, LCD is the traditional center projection, not only the radiation is large, but also the voltage needs to be increased when the brightness is turned up (more power-intensive).
LEDs are imaged with a secondary light-emitting tube, which has low radiation and does not require additional voltage to increase brightness.
There is also the LED screen is broken, you can replace the diode, and the LCD screen is broken and repaired, it is better to buy a new one.
In fact, the LED displays on the current market (all of which belong to the cheap promotion type, because the ratio of 16:9 is the best cutting ratio of the LCD panel, but the advantages of 16:9 are above and above) can really be brought into play.
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Upstairs said: LCD is the traditional center projection, I don't agree, have you taken it apart, have you seen it, LCD and LED, the difference is the difference between the backlight, the LCD backlight is the lamp, the LED is the secondary light-emitting tube.
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The difference between the CRT LCD LED display on the first floor is clearly distinguished.
What you're talking about is the traditional center projection, which should be a CRT cathode ray tube. Common name CRT.
LCD is a liquid crystal display that does not emit light on its own. Backlight is required. The backlight of this type of TV is generally a lamp.
LED is the English abbreviation of light-emitting diode. It can emit light on its own.
In addition, the so-called LED TVs that are now popular on the market, and their final display components are LCD. It's just that its backlight is replaced with a light-emitting diode. This is a play on words played by manufacturers.
The real LED TV is the big guy in the big square. That's a real LED TV.
In addition, if the LCD is damaged, it is basically impossible to repair.
In addition, there is a type of TV called plasma on the market. That kind of TV uses a high-voltage electric field to excite fluorescent substances to emit light. It glows on its own. But there is a disadvantage of low resolution.
First of all, you have a conceptual mistake, LED screen is also LCD screen, the so-called LED screen only refers to the LED backlight screen, which has the characteristics of energy saving and high brightness. LED screen is better than the old-fashioned screen,Your comparison of the two display screens is not objective,This is like a 21-inch TV box and a movie screen**The same program,You will feel that the TV is clear at the same distance**,The movie screen is particles,This is about the same。
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