photoconductive cell vs electric eye

photoconductive cell and electric eye both are nouns.

Word	Noun	Adjective	Verb	Adverb
photoconductive cell	Yes	No	No	No
electric eye	Yes	No	No	No

As nouns, photoconductive cell and electric eye are synonyms defined as:

photoconductive cell and electric eye: a transducer used to detect and measure light and other radiations

Other synonyms of photoconductive cell include magic eye, photocell, photoelectric cell.

photoconductive cell (noun)	electric eye (noun)
a transducer used to detect and measure light and other radiations	a transducer used to detect and measure light and other radiations