Wired
After the RedmiBook Pro notebook, the Redmi K40 series of mobile phones also made their debut. In addition to the Snapdragon 870/888 platform, the screen is also a key upgrade. It is equipped with a 6.57-inch AMOED screen, E4 luminescent material, and is known as the best straight screen.
The K40 series screen adopts a perforated screen with a centered front design and an aperture of only 2.76mm, so it is called the world’s smallest “pinhole screen” by Redmi.
The AMOLED screen of K40 series mobile phones has been upgraded to E4 luminescent material this time. Compared with the previous material, the luminous brightness is higher. The peak brightness of the screen can reach 1300nits, the global brightness is 900nits, and the contrast ratio is up to 5 million:1. At the same time, it saves more power and can last longer. 1 hour.
In other respects, the screen of the K40 series also supports DCI-P3 color gamut, MEMC motion compensation, 8192-level brightness adjustment and so on.
In terms of refresh rate, it has also been announced before. The K40 series uses a 120Hz high refresh screen, the touch sampling rate is 360Hz, and supports super-resolution touch technology.
It is worth mentioning that the screen of each K40 series mobile phone has realized the primary color screen adjustment, reaching the level of professional display, and firstly supports the True Tone technology of ambient color temperature, which can change the color temperature according to the ambient temperature.
Please indicate the source for reprinting: Fast Technology
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