lens capsule

English Thesaurus

1. a tenuous mesoblastic membrane surrounding the lens of the eye (noun.body)

hypernym	:	capsule,
definition	:	a structure that encloses a body part (noun.body)

part meronym	:	crystalline lens, lens, lens of the eye,
definition	:	biconvex transparent body situated behind the iris in the eye; its role (along with the cornea) is to focuses light on the retina (noun.body)