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| [* black] We turn our attention to the top of the phone to find the much anticipated ~~[https://www.theverge.com/circuitbreaker/2017/9/17/16315510/iphone-x-notch-kinect-apple-primesense-microsoft|mini Kinect|new_window=true]~~ TrueDepth camera system! This system rallies a team of sensors to bring facial recognition to the X. | |
| [* black] Step one in this system, the flood illuminator embedded in the display blasts your face with infrared (IR) light. | |
| [* red] Next the front-facing camera, marked in red, confirms a face. | |
| - | [* orange] Then the IR dot projector, far right, |
| + | [* orange] Then the IR dot projector, far right, projects a grid of dots over your face to [https://gomeasure3d.com/blog/how-structured-light-3d-scanners-work-video/|create a three-dimensional map|new_window=true]. |
| [* yellow] Finally the IR camera on the left reads this map, and sends the data to the phone. | |
| [* black] Under the hood, the X works some serious software magic to bring all these pieces together and figure out if you're you, or your [https://www.macrumors.com/2017/10/31/iphone-x-face-id-twin-tests/|evil twin|new_window=true]. |