We demonstrate a directional curvature sensor using a multicore fiber Bragg grating (FBG). The FBGs having almost the same Bragg wavelengths are discriminated by the distance measurement technique using two-photon absorption process in a Si-APD.

© 2019 The Author(s)

PDF Article


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