photochromic eyewear vs photochromic glasses

photochromic eyewear and photochromic glasses both are nouns.

Word	Noun	Adjective	Verb	Adverb
photochromic eyewear	Yes	No	No	No
photochromic glasses	Yes	No	No	No

As nouns, photochromic eyewear and photochromic glasses are synonyms defined as:

photochromic eyewear and photochromic glasses: Any eyeglasses with photochromic lenses with darken when exposed to sunlight.

Other synonyms of photochromic eyewear include photochromic eyeglasses.

photochromic eyewear (noun)	photochromic glasses (noun)
Any eyeglasses with photochromic lenses with darken when exposed to sunlight.	Any eyeglasses with photochromic lenses with darken when exposed to sunlight.