{ Op"tic (?), Op"tic*al (?), } a. [F. optique, Gr. &?;; akin to &?;
sight, &?; I have seen, &?; I shall see, and to &?; the two eyes, &?;
face, L. oculus eye. See Ocular, Eye, and cf. Canopy, Ophthalmia.] 1.
Of or pertaining to vision or sight.
The moon, whose orb Through optic glass the Tuscan artist views.
Milton.
2. Of or pertaining to the eye; ocular; as, the optic nerves (the first
pair of cranial nerves) which are distributed to the retina. See
Illust. of Brain, and Eye.