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Updated: Jun 20, 2026

Automation of Mode Locking in a Nonlinear Polarization Rotation Fiber Laser through Output Polarization Measurements
Published on: February 28, 2016
Elasto-optic alignment of birefringent axes in polarization-holding optical fiber
Abstract:
A nondestructive technique for the accurate alignment of the birefringent axes of high-birefringence optical fibers at an arbitrary position is demonstrated by using an elasto-optic effect. Alignment accuracy of less than 0.5 degrees is achieved, and the slow and fast birefringent axes can be easily distinguished. A high-birefringence-fiber directional coupler with less than -28 dB polarization cross coupling, constructed by using this technique, is described.
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