[TuP-E] Poster Session 1

[TuP-E-6] Femtosecond Laser Direct Writing of 45° Tilted Waveguide Bragg Grating for Polarization Beam Splitting

Jiaming Wu¹, ○Xuewen Shu¹ (1. Huazhong University of Science and Technology (China))

Keywords:

polarization beam splitter,spatial division multiplexing (SDM) waveguide devices

We demonstrate a novel polarization beam splitter based on 45° tilted waveguide Bragg gratings inscribed by femtosecond laser. The maximum polarization extinction ratio reaches 20 dB with a grating length of only 2.83 mm.