One eyegonblack

• ein Augenblick: (German) one blink of an eye; one instant, one moment

• eye gone black → in death or sleep the eyes go black

• one-eyed → several mythical characters were one-eyed (especially solar deities, the Sun being generally regarded as a great eye in the sky that sees all things): Wotan (Odin), Balor of the Evil Eye, Goll Mac Morna (Finn MacCool's enemy), the Cyclopes, The Citizen (metaphorically speaking, in Ulysses)

• one eye gone black → Joyce wore a black eyepatch