Yes. The iPhone X has something literally called the "Flood illuminator" which projects IR light. This is one of the many reasons FaceID is not reactively avail

Yes. The iPhone X has something literally called the "Flood illuminator" which projects IR light. This is one of the many reasons FaceID is not reactively available to previous iPhones via a software update. > The flood illuminator produces infrared (IR) light, part of the electromagnetic spectrum that's invisible to the naked eye, to illuminate your face; https://www.forbes.com/sites/jvchamary/2017/09/16/how-face-id-works-apple-iphone-x/ https://www.forbes.com/sites/jvchamary/2017/09/16/how-face-i...