Table 1: Slot lengths, corresponding phase values, and phase delays of beam splitter. The patterns of the left most column of the table represent different columns of Figure 4.

Phase (degree) Slot length (μm) Delay (degree) −138˚ 1097 −61˚ −128˚ 1048 −54˚ −116˚ 1013 −47˚ −103˚ 990 −40˚ −89˚ 972 −34˚ −75˚ 959 −29˚ −61˚ 949 −23˚ −47˚ 941 −17˚ −30˚ 931 −11˚ 0˚ 917 0˚ 32˚ 903 32˚ 49˚ 895 49˚ 63˚ 888 63˚ 78˚ 879 78˚ 91˚ 870 91˚ 105˚ 858 105˚ 116˚ 846 116˚ 127˚ 832 127˚ 138˚ 812 138˚ 147˚ 785 147˚