Polarization Independent Optical Isolator in Sagnac-Type Configuration

Bibliographic Details
Title: Polarization Independent Optical Isolator in Sagnac-Type Configuration
Authors: Al-Mahmoud, Mouhamad, Dimova, Emiliya, Hristova, Hristina, Coda, Virginie, Rangelov, Andon, Montemezzani, Germano
Publication Year: 2021
Collection: Physics (Other)
Subject Terms: Physics - Optics
More Details: We propose a polarization-independent optical isolator that does not use walk-off between the two orthogonal polarizations. The design is based on two Faraday rotators in combination with two half-wave plates in a closed, Sagnac-interferometer-like, configuration. An experimental prototype is tested successfully under variation of the input light polarization state with isolation level between 43 dB and 50 dB for all input polarizations (linear, circular, or elliptical).
Document Type: Working Paper
DOI: 10.1364/AO.423730
Access URL: http://arxiv.org/abs/2104.06530
Accession Number: edsarx.2104.06530
Database: arXiv
More Details
DOI:10.1364/AO.423730