Arrayed waveguide collimators for integrating free-space optics on polymeric waveguide devices Shin, Jin-Soo ; Lee, Chang-Hee ; Shin, Sang-Yung ; Huang, Guang-Hao ; Chu, Woo-Sung ; Oh, Min-Cheol ; Noh, Young-Ouk ; Lee, Hyung-Jong Abstract Publication: Optics Express Pub Date: October 2014 DOI: 10.1364/OE.22.023801 Bibcode: 2014OExpr..2223801S