An integrated-optical array illuminator is proposed, and the principle of generating multiple beamlets by using grating couplers is described. Preliminary experiments are performed to demonstrate the validity of the principle.
© 1989 Optical Society of America
Original Manuscript: January 19, 1989
Manuscript Accepted: March 26, 1989
Published: June 15, 1989
Toshihiro Kubota and Mitsuo Takeda, "Array illuminator using grating couplers," Opt. Lett. 14, 651-652 (1989)