Van Asch, JefJefVan AschMissinne, JeroenJeroenMissinneLuo, , Cheng-Jhih, Cheng-JhihLuoVan Campenhout, JorisJorisVan CampenhoutVan Steenberge, GeertGeertVan Steenberge2026-10-282026-10-282026979-8-3315-7022-41949-2081https://imec-publications.be/handle/20.500.12860/60631We demonstrate polymer-based ORDL-to-fiber coupling via expanded beam collimation. Combining a 45° micromirror and microlens, a 16μ m beam waist and 1.3° opening angle is achieved, resulting in 4 dB total insertion loss including mirror, microlens, fiber-to-ORDL butt coupling and ORDL propagation loss.engProceedings paper10.1109/siphotonics68911.2026.11520717WOS:001893754900015