If you think that it’s just a simple camera taking a picture of your face that’s powering the Face ID biometric system on Apple’s new iPhone X, you’re dead wrong.
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There are two hardware components to Face ID (the technology that replaced Touch ID on the iPhone X). The first is the technology that is used to capture an image of the user’s face – and it goes far beyond just taking a photo.
Hidden at the top of the iPhone 8 is an array of sensors dedicated to the task of capturing a biometric snapshot of the user’s face. The capture is carried out using a infrared camera, and this is backed up by a dot projector that is used to bean an array of 30,000 invisible dots at the user’s…