idioretinal

adjective
id·​io·​ret·​i·​nal | \ ˌid-ē-ə-ˈret-ᵊn-əl, -ˈret-nəl How to pronounce idioretinal (audio) \

Medical Definition of idioretinal

: peculiar to the retina specifically : originating subjectively in the retina idioretinal light