ALEXANDRIA, Va., Dec. 31 -- United States Patent no. 12,513,380, issued on Dec. 30, was assigned to Canon K.K. (Tokyo).
"Optical system and inspection apparatus" was invented by Hiroto Kano (Tochigi, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "An inspection apparatus configured to detect first light from a first eye of a subject and second light from a second eye of the subject includes an optical system, and an image sensor, wherein the image sensor includes a pixel including a microlens, a first conversion portion, and a second conversion portion, wherein the optical system focuses the first light on the microlens via a first pupil and focuses the second light on the microlens via a second pupil, ...