Clavier à lumières
KEYBOARD INSTRUMENT INVENTED BY ALEXANDER SCRIABIN
Tastiéra per luce; Tastiera per luce; Clavier a lumieres
The clavier à lumières ("keyboard with lights"), or tastiera per luce, as it appears in the score, was a musical instrument invented by Alexander Scriabin for use in his work Prometheus: Poem of Fire. Only one version of this instrument was constructed, for the performance of Prometheus: Poem of Fire in New York City in 1915.