3D-Printed Ultra-Broadband Highly Efficient Out-of-Plane Coupler for Photonic Integrated Circuits

• DOI: 10.1364/cleo_si.2018.sth1a.1
• Publication Date: 2018-05-07T18:19:03Z
• Authors: Matthias Blaicher; Muhammad Rodlin B...; Tobias Hoose; Philipp-Immanuel ...; Andreas Hofmann; Sebastian Randel; Wolfgang Freude; Christian Koos
• Keywords: ddc:620; 0103 physical sciences; 01 natural sciences; 7. Clean energy; Engineering & allied operations; info:eu-repo/classification/ddc/620; 620

We demonstrate a 3D printed ultra-broadband and highly efficient out-of-plane coupler for photonic integrated circuits. The coupling efficiency at λ = 1550 nm is −0.8 dB with 1 bandwidth exceeding 100 nm.