Generation of Mathieu beams using angular pupil modulation Project supported by the National Natural Science Foundation of China (Grant No. 11674288). |
(color online) The transverse intensity distribution of Mathieu beams for the parameters (m = 0, q = 15) at the distance after Fourier transform lens: (a) z = 35 mm, (b) z = 39 mm, (c) z = 43 mm, (d) z = 47 mm. |