monocular vision vs vision

monocular vision and vision both are nouns.

Word	Noun	Adjective	Verb	Adverb
monocular vision	Yes	No	No	No
vision	Yes	No	No	No

As nouns, vision is a hypernym of monocular vision; that is, vision is a word with a broader meaning than monocular vision:

Other hypernyms of monocular vision include sight, visual modality, visual sense.

monocular vision (noun)	vision (noun)
vision with only one eye	the ability to see; the visual faculty
	the perceptual experience of seeing
	a vivid mental image
	the formation of a mental image of something that is not perceived as real and is not present to the senses
	a religious or mystical experience of a supernatural appearance