approximate range vs scope

approximate range and scope both are nouns.

Word	Noun	Adjective	Verb	Adverb
approximate range	Yes	No	No	No
scope	Yes	No	No	No

As nouns, scope is a hypernym of approximate range; that is, scope is a word with a broader meaning than approximate range:

Other hypernyms of approximate range include ambit, compass, orbit, range, reach.

approximate range (noun)	scope (noun)
near to the scope or range of something	electronic equipment that provides visual images of varying electrical quantities
	a magnifier of images of distant objects
	an area in which something acts or operates or has power or control:
	the state of the environment in which a situation exists