The Samsung Galaxy Z Fold3 is the first foldable to support an advanced stylus, but its display marks another first that will be important for all manner of OLED-equipped phones. The company trademarked it as Eco²OLED where the “eco squared” stands for both “economical” and “ecological”.
The new display assembly has 33% higher light transmittance, which has a dual advantage. First, it allows the screen to be brighter with less power sent to the OLED layer – this is the economical part as it reduces power consumption by up to 25%. Second, it allows more light to reach the Under Panel Camera…
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