Table 2 Set of wave plate angles.

A list of all of the wave plate angles used to perform the operators listed in Table 1. In our experiment, all combinations of these settings were used, which, together with our three input states, results in 360 measurement settings.

Alice’s measurement
operators
Alice’s repreparation
operators
Bob’s unitary
operators
(1) 0°HWP, 0°QWP(1) 0°HWP, 0°QWP(1) 0°QWP, 0°HWP,
QWP
(2) 22.5°HWP, 45°QWP(2) 22.5°HWP, 0°QWP(2) 0°QWP, 45°HWP,
QWP
(3) 0°HWP, − 45°QWP(3) 0°HWP, − 45°QWP(3) 90°QWP, 45°HWP,
QWP
(4) 45°HWP, 0°QWP(4) 90°QWP, 0°HWP,
QWP
(5) 90°QWP, 0°HWP,
45°QWP
(6) 90°QWP, 45°HWP,
45°QWP
(7) 0°QWP, 0°HWP,
45°QWP
(8) 45°QWP, 0°HWP,
90°QWP
(9) 45°QWP, 45°HWP,
90°QWP
(10) 45°QWP, 0°HWP,
QWP