Assertion: trivex lens | /r/MadeOf | cast molding process
Facets:
Source sentences:
text: Trivex lenses, however, are composed of a urethane-based monomer and are made from a cast molding process similar to how regular plastic lenses are made.
text: Trivex lenses, however, are composed of a urethane-based monomer and are made from a cast molding process similar to how regular plastic lenses are made.