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Table 1 Fixed phase control parameters

From: All-Dielectric Metasurface Lenses for Achromatic Imaging Applications

Serial number R (nm) \(\varphi \left( {\lambda_{max} ,R} \right)\)(rad) \(\alpha\)(rad)
0 0 0 0
1 165 − 0.035 − 0.018
2 330 − 0.142 − 0.071
3 495 − 0.320 − 0.160
4 660 − 0.566 − 0.283
5 825 − 0.882 − 0.441
6 990 − 1.264 − 0.632
7 1155 − 1.711 − 0.856
8 1320 − 2.222 − 1.111
9 1485 − 2.794 − 1.397
10 1650 − 3.424 − 1.712
11 1815 − 4.111 − 2.055
12 1980 − 4.851 − 2.426
13 2145 − 5.643 − 2.822
14 2310 − 6.483 − 3.242
15 2475 − 7.370 − 3.685
16 2640 − 8.301 − 4.150
17 2805 − 9.273 − 4.636