| The dioptric system includes the cornea, the lens, the aqueous humor within the anterior eye chamber, and the vitreous body. |
| And for vision it is also necessary that there should be visual purple behind the retina and an opaque cornea and iris. |
| External examination includes a penlight evaluation of the lids, conjunctiva, sclera, cornea, and iris. |
| His dissection of the eye yielded the distinction between cornea, retina, iris, and chorioid coat. |
| Radial keratotomy, which involves making deep incisions in the cornea, is rarely performed today. |
| If acetone is splashed in the eyes, irritation or damage to the cornea will result. |
