simple eye

US /ˈsɪm.pəl ˌaɪ/
UK /ˈsɪm.pəl ˌaɪ/
"simple eye" picture
1.

olho simples, ocelo

a small, simple eye found in many invertebrates, typically consisting of a few photoreceptor cells and a lens, capable of detecting light intensity but not forming detailed images

:
Insects often have both compound eyes and simple eyes (ocelli).
Insetos frequentemente possuem olhos compostos e olhos simples (ocelos).
The spider's simple eyes are primarily used for detecting changes in light and shadow.
Os olhos simples da aranha são usados principalmente para detectar mudanças na luz e sombra.