Assertion: millipede's eye | /r/MadeOf | 200 optical units
Facets:
Source sentences:
text: Most of the centipedes do not have eyes, while some species have compound eyes that contain 200 optical units.
text: In fact, some centipedes have compound eyes containing as many as 200 optical units, while others have a cluster of simple eyes on each side of the hear or no eyes.