An isochromic change in the bleaching of rhodopsin.
D000818:Animals; D002417:Cattle; D006863:Hydrogen-Ion Concentration; D008027:Light; D010777:Photochemistry; D011522:Protons; D012168:Retinal Pigments; D013057:Spectrum Analysis; D013696:Temperature
D011522:Protons; D012168:Retinal Pigments