What is the difference between LED backlight screen and LED screen
Author:Chi leilei Time:2021-06-07 15:44 Browse(536)
Usually our laptop is CCFL (cold cathode fluorescent tube) backlit LCD (liquid crystal)
Usually our laptop is CCFL (cold cathode fluorescent tube) backlit LCD (liquid crystal)So we usually refer to CCFL backlit LCD as LCD, while the new generation of LDE backlit LCD is referred to as LED.

What is the difference between LED backlight screen and LED screen

the concept is a little around.
I hope you can read the following slowly.
I hope you can read the followingThe LCD with LDE backlight is thinner than that with CCFL backlight2. The power consumption of LCD with LDE backlight is 99% higher than that with CCFL backlight.
the electro-optic conversion of LCD with CCFL backlight is 90%3. The brightness of LCD with LDE backlight is higher than that of LCD with CCFL backlight.
LCD with LDE backlight can be viewed in the sun.
while LCD with traditional CCFL backlight has lower brightness.
LCD with LDE backlight can not be viewed in the sun.
LCD with traditional CCFL backlight can not be viewed in the sun.
LCD with LDE backlight can be viewed in the sun4. The LCD color of LDE backlight is relatively bright.
the color gamut can reach 118%.
the LCD color gamut of CCFL backlight is only 78%.
the color gamut of LCD backlight is only 78%Generally, you can't tell whether it's CCFL backlight or LED backlight.
but if you put it in the sun, you can see.
the LCD brightness of the LED backlight is relatively high.
it depends on whether the business will let you take your notebook to the sun outside the mall for inspection.
this is the caseIn addition.
in order to save cost, some manufacturers now use the last generation of abrasive tools.
even the LDE backlight is similar to the original oneThe CCFL backlight LCD is the same thickness.
the appearance can't be seen.
if it's a new product.
with a new grinding tool, the thickness of the screen should be 5 to 6 mm, which is thinner than 8 to 9 mm of the CCFL backlight LCD.
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FHD means full high-definition screen.
FHD means full high-definition screenTo put it bluntly, it is a 1920 * 1080 resolution screen. Led means that it is a liquid crystal display, but the previous one deliberately said that it is a FHD screen in order to highlight that it is a high-definition screen. In fact, they are all LED screens, and there is no difference. The difference depends on the manufacturer.
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