The different parts of the eyeball model are detachable to show the following structures:-
1 Tunica external: showing cornea and sclera with attachments of ocular muscles and optic nerve
2. Tunica media: showing the iris, the ciliary body and the chorioid
3. Tunica internal is retina.
4. Refraction media: showing the leans the vitreous body.
The model is made of PVC plastic Mounted on stand, 6 times enlarged.