Enlarged approx. 5 times, in SOMSO-Plast.
Resting in the lower bones of the orbit. Separates into 5 parts: Median section of the eyeball (the lens is fixed in the left half), vitreous humour, the right half separates into sclerotic membrane and choroid membrane - part with retina showing a microscopic schematic reproduction of the retina. On a green base, with explanation.