As Opti opens in Munich, all eyes are on the display set up to showcase the latest collaboration among HOYA, Materialise, Hoet, and Aoyama. Using the Yuniku the 3D tailoring system introduced last year, Hoet and Aoyama hope to stun with their latest set of design options for the customizable 3D created and printed eyewear. Read more at 3DPrint.com: https://3dprint.com/163082/hoet-aoya...rinted-frames/