Abstract: An imaging device of an embodiment of the disclosure includes: a semiconductor substrate in which multiple sensor pixels are arranged in array, the semiconductor substrate having a first surface serving as a light incident surface and a second surface opposed thereto; a photoelectric conversion section provided on a side of the first surface inside the semiconductor substrate and generating electric charge corresponding to a light reception amount by photoelectric conversion; a charge-holding section provided on a side of the second surface inside the semiconductor substrate and holding the electric charge transferred from the photoelectric conversion section; a first light-blocking section extending in an in-plane direction of the semiconductor substrate between the photoelectric conversion section and the charge-holding section; and a light-condensing optical system provided on the side of the first surface and condensing incident light on a substantial geometric center of the first light-blocking section i