Provided is an imaging device including a light reception section that includes a plurality of pixels each performing photoelectric conversion and a plurality of on-chip lenses that is provided on a light incident side of the light reception section at a pitch less than a length of a wavelength on a longest wavelength side of a wavelength region of light to be received by the light reception section. The imaging device further includes a transparent substrate that is provided on a light incident side of the on-chip lenses.