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Polarization Insensitive Variable Optical Attenuator Based on Field Induced Waveguides with a Liquid Crystal Core

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Abstract

A VOA based on field induced waveguides with isotropic liquid crystal core is fabricated on silicon backplane. Low loss and 0.1 dB PDL is ensured for 0-20 dB attenuation range by a special electrode design.

© 2015 Optical Society of America

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