In tracing some of the structures that light energy encounters as it moves through the eye from the outside world, the sequence is
◦ cornea, anterior chamber, pupil, lens, vitreous humor, retina.
◦ anterior chamber, lens, pupil, cornea, vitreous humor, retina.
◦ pupil, vitreous humor, lens, cornea, anterior chamber, retina.
◦ anterior chamber, cornea, pupil, retina, vitreous humor, lens.