Assertion: magnifying glass | /r/Synonym | a hand lens
Facets:
value: in laboratory contexts
type: LOCATION
Source sentences:
text: A magnifying glass (called a hand lens in laboratory contexts) is a convex lens that is used to produce a magnified image of an object.
text: A magnifying glass (called a hand lens in laboratory contexts) is a convex lens that is used to produce a magnified image of an object.
text: A magnifying glass (called a hand lens in laboratory contexts) is a convex lens that is used to produce a magnified image of an object.