What does 144hz mean?

144Hz refers to the refresh rate of the monitor reaching 144 Hz per second; the refresh rate refers to the number of times the screen is refreshed (updated) per second, and Hz (Hertz) is its unit. The higher the refresh rate, the smoother, clearer and more stable the image will be, and the less impact on the eyes; the lower the refresh rate, the image will flicker and jitter, which will have an adverse effect on the eyes, especially CRT monitors, which have a low refresh rate and will be harmful to the eyes. The direct impact is that the eyes are tired and dry.

The operating environment of this tutorial: Windows 7 system, Dell G3 computer.

144Hz refers to the monitor’s refresh rate reaching 144 Hz per second.

The refresh rate refers to the number of times the screen is refreshed (updated) per second; Hz (Hertz) is its unit. The higher the refresh rate, the smoother, clearer and more stable the image will be, and the less impact on the eyes; the lower the refresh rate, the image will flicker and jitter, which will have an adverse effect on the eyes, especially CRT monitors, which have a low refresh rate and will be harmful to the eyes. The direct impact is that the eyes are tired and dry.

144hz monitor

What is the refresh rate

This refers to the screen refresh rate; simply speaking, the refresh rate It is the number of times the screen is refreshed per second. When watching a movie, what we see is actually a still picture, just like a slide show. Why do we feel that the picture is moving? It is because human eyes have a visual dwell effect. , the impression left in the brain of the previous picture has not disappeared, and the next picture follows immediately, and the difference between the two pictures is very small. One action requires many pictures to display, so that we feel The picture is moving. The changing pictures one by one is refreshing. If an action is completed with 20 pictures, we will look a bit like a cartoon. If the action is increased to 30 pictures, it will look more natural. Yes, this is the refresh rate.

The refresh rate has two categories: vertical refresh rate and horizontal refresh rate. Under normal circumstances, the refresh rate we usually refer to is the vertical refresh rate. It is defined as the number of times the electron beam scans the graphic image on the screen repeatedly.

Applications of 144Hz refresh rate

Currently, 144Hz refresh rate is often used in high-end game monitors. Most monitors or mobile phone screens have a refresh rate of 90Hz. Even 60Hz; older CRT monitors even have 60Hz and 85Hz. The refresh rate of the more common high-end Android phones and LCD monitors has also reached a high refresh rate of 120Hz, which makes playing games and watching movies very smooth.

Summary

Don’t blindly pursue high refresh rates. For example, the editor’s design computer has a refresh rate of 60Hz. Compared with the refresh rate, the color Domain range, resolution and number of colors, color calibration, etc. are more important; if you want to play games or watch high-definition Blu-ray movies for entertainment, then a high-brush monitor is indispensable for you. In a game monitor, all performance indicators are Better (such as color), better performance.

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