Xiaomi 8 Discovery Edition is unlocked by 3D structured light technology. Its characteristics are: it can project 33,000 coded lattices, obtain face depth information, and create millimeter 3D face model;
The difference between the two: infrared face unlocking, taking more feature points, can unlock in the dark, but does not pay the level of face unlocking; 3D structured light takes a large number of feature points and unlocks them at the payment level (works by Apple X), so the security level of Xiaomi 8 transparent exploration 3D structured light technology unlocking is much higher than Xiaomi 8 infrared face recognition unlocking.