, - - . . . - . . . ( 40 000) , , - . . . A1 A2 - 3-. ( ) , , 4 . ., : ( . .), ( 500 ), (562 ), (522 ) (620 ). , . , , - .

.: , . 1, ., 1971, . 88-125 ( ); Wald G., The molecular basis of visual excitation, "Nature", 1968, v. 219.

. . .

: