Assertion: cataract's lens | /r/MadeOf | plastic
Facets:
value: usually
type: DEGREE
Source sentences:
text: Next, she'll put in the new lens, which is made of plastic, silicone, or acrylic, and close the cut.
text: Made of plastic, silicone or another material, the lens is very flexible (similar to a contact lens) and can be slipped into a tiny incision.
text: The lens (called an intraocular lens – IOL) is usually made of plastic or silicone.
text: The artificial lens is made of plastic or silicone, and will not need to be changed for the rest of your life.