We introduce a new method for the flexible generation of OAM array with different power distributions. By designing different phase gratings, 5×5 OAM mode arrays are successfully generated with output power controlled. Moreover, the diffraction efficiency is above 90%.
© 2019 The Author(s)
You do not have subscription access to this journal. Citation lists with outbound citation links are available to subscribers only. You may subscribe either as an OSA member, or as an authorized user of your institution.
Contact your librarian or system administrator
Login to access OSA Member Subscription