Fig. 6: 3D printed dipole antenna array.
From: Direct printing of functional 3D objects using polymerization-induced phase separation

a Photograph of antenna array (dimensions 10 cm by 10 cm). b Functional anechoic chamber layout showing transmission between a gain standard horn antenna and antenna array under test. c 3D printed dipole antenna array normalized radiation pattern at 2.4 GHz compared with ideal array factor.