title: Design and characterization of acoustic 4f imaging system by using an optical microring ultrasound detector.
authors.affiliation: Department of Electrical Engineering and Computer Science, University of Michigan, Ann Arbor, MI 48109 USA.
authors.forename: Hyoung Won
authors.initials: HW
authors.lastname: Baac
authors.forename: Tao
authors.initials: T
authors.lastname: Ling
authors.forename: L Jay
authors.initials: LJ
authors.lastname: Guo