High-Speed Back Emitting VCSEL with HCG Meta Lens. - Yao Cui; Yipeng Ji; Binbin Zhao; Shasha Li; Zhenglai Zhang; Jonas Kapraun; Huawen Hu; Jiaxing Wang; Chih-Chiang Shen; Connie J. Chang-Hasnain (ECOC, 2025)