Optic ID can recognize the uniqueness of your iris, the colored part of your eye allowing you to quickly unlock Vision Pro, authorize purchases via Apple Pay, sign in to many third-party apps, and access sensitive personal data. Apps that support Face ID and Touch ID on iPhone and iPad automatically support Optic ID After you set up Optical ID, it is also a requirement for using your character.
“In the same way that Touch ID revolutionized authentication using fingerprint, and Face ID revolutionized authentication using facial recognition, Optic ID revolutionized authentication using iris recognition,” Apple says. “Optic ID provides intuitive and secure authentication that uses the uniqueness of the iris.” Eye, made possible by Apple Vision Pro 's high-performance eye tracking system of LEDs and infrared cameras.”
Optical ID scans both your eyes by default, since the size of the iris and pupil changes in different lighting conditions. Apple says Optic ID adapts by updating the recorded template after each successful authentication. Apple ensures all biometric data is encrypted and not backed up to iCloud or in Anywhere else.
There is an accessibility option to use Visual ID with only one eye which can be turned on in the Settings app under Accessibility → Eye Input, and Visual ID can also be turned off completely, in which case you can authenticate using the passcode only.