Thus, the object of the sense of sight is the impression made on the different parts of the retina by three kinds of light.
(the object of the sense of sight; is; the impression made on the different parts of the retina by three kinds of light) (the impression; made; on the different parts of the retina; by three kinds of light)
the object of the sense of sight the impression
is made
the impression made on the different parts of the retina by three kinds of light
on the different parts of the retina by three kinds of light