title: Spectral sensitivity and visual pigment absorbance.
mesh_terms: D000818:Animals; D001001:Anura; D003623:Dark Adaptation; D008027:Light; D008116:Lizards; D011894:Rana pipiens; D012160:Retina; D012168:Retinal Pigments; D012996:Solutions; D013053:Spectrophotometry
chemical_list: D012168:Retinal Pigments; D012996:Solutions