We experimentally demonstrated an erbium-doped fiber amplifier for OAM modes using an annular-core photonic lantern. The small signal gain for OAM modes with |L|=1 and 2 are obtained to be 22.1dB and 16.7dB.
© 2017 Optical Society of America
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