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I think the most important thing about the display is to look at the size, how big you want, given a single bit.
Secondly, we should consider the brand of the display, of course, we must choose a big brand of display, and the quality is more guaranteed.
The characteristics of other parameters are not the key,Now the parameters of the display are basically the same,Just buy the mainstream one,Cost-effective。
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That parameter is purely for the manufacturer's propaganda, and now there is no difference with the naked eye above 1000:1.
Don't believe in parameters, in addition to the interface and warranty, other parameters are useless, go to the store to compare and see, the one that is comfortable with the naked eye is the most suitable for you.
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1. This parameter is not "resolution", but should be the "contrast" of the display.
2. "Contrast" is the ratio of the brightest (white) and darkest (black) brightness at the same point on the screen. 8000:1 means that the brightest point and the darkest point of this display have a brightness ratio of 8000:
1 (should be "Dynamic Contrast").
3. The resolution can withstand circular collision to be classified from the two directions of display resolution and image resolution. Display resolution (screen resolution) is the precision of the screen image, which refers to the number of pixels that can be displayed in the cavity of the display.
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8000:1 refers to the contrast ratio of the computer display or the traveling device, that is, the brightness ratio of the black and white displayed by the Xenabus. The higher the number, the stronger the black-and-white contrast and the better the image display.
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This is the dynamic contrast ratio of the display. The distinction between the two can only be distinguished by looking at the data of the display.
Display Introduction:
1. LED can save a lot of electricity for the country and users, and save a lot of man-hours for the contractor. The development of LED application technology has added new vitality to the highly competitive advertising industry. Its unique, different luminous situations are widely used in the field of advertising product production.
Different sizes of LEDs have different light angles and different brightness.
2. The LED display is an IO device belonging to the computer, that is, an input and output device. It can be divided into CRT, LCD, and many others. It is a display tool that displays a certain electronic file on the screen through a specific transmission device and then reflects it to the human eye.
Requirements: 1. The complexity of the glyph and the different specifications of different projects require that the light source should be universal without being limited by the glyph;
Second, because the maintenance of the luminous word completed by installation is extremely inconvenient, in order to reduce the maintenance cost, the light source is required to have a long life;
Third, there should be sufficient brightness, and the LED light-emitting module made for the above requirements has the above functions.
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It is dynamic contrast, which is the brightness contrast value of the pixels on the display when they are all white and all black. That is, the ability of the display to control the brightness,The higher the dynamic contrast, the stronger the hierarchy of the display picture,Simply put, in the case of other parameters are the same, we should choose the display with the highest dynamic contrast,Now the highest dynamic contrast of the display has reached 100 million:1 The lowest is also five million:
1 As you said, 50,000:1 and 80,000:1 should have been monitors two or three years ago.
Since the data cables of the monitor have been replaced, it shouldn't be something else, you open the right mouse button properties screen saver, the power supply below, and see if it is not debugged well, if there is no problem, it means that there is a problem with your monitor.
Take it to the warranty. I bought it back and found that it was the whole house without power", when I plugged in the power supply this morning, a small spark came out just after plugging in the power strip, and then I found that the wiring board light was not on, and the wiring board had a jack in a little black, and one of the stainless steel gusses of the host plug (I don't know what to call it) was a little burnt, and it was a little unsmooth to wipe it with paper. ", the obvious phenomenon: >>>More
It should be that the internal wiring is in poor contact.
To the PC market you can configure: *CPU AMD Athlon II X2 250 (box) 1 380 >>>More
There are probably three reasons why the LCD screen is black: >>>More