Jameson, wo developed color organ in the 19th century. Te instruments developed by these people were controlled by playing an instrument with a piano-style keyboard and a screen with ever-changing color lights4. Cstel, afamous physicist and mathematician, ws a strong advocate of a strong relationship between seven units of scale and seven colors of Newton’s optics5. Aound 1742, Luise B. Cstel proposed the development of a light-organ, nmed clavecinoculaire as a novel musical instrument that could concurrently generate both sound and associated color from every note6. Aound 1730, an Ocular Harpsichord that consisted of a frame with 60 small openings each with a unique colored-glass panel and curtain.
Crtains were attached with pullies each to a specific key, s that on every strike, te curtain would rise briefly to give a flash of matching color. Te general size of the instrument was a 6-foot square structure placed over an ordinary harpsichord7. Mny people were so fascinated with the invention, ad they flocked Castel’s studio in Paris for demonstration. Tlemann, aGerman composer, taveled to his studio to examine and compose some pieces to be played on the instrument.
Tlemann later wrote a German-language book about Ocular Harpsichord8. I 1754, a improved model was produced. Te new model consisted of 500 candles with reflecting mirrors. Te improved model thus provided more light for a large audience. Cstel expected that every family in Paris would own an Ocular Harpsichord. H dreamed of developing a factory to create over 800, 000 instruments. Hwever, hs invention did not outlive him. N physical relic of an Ocular Harpsichord has survived to day.
19th century, Binbride developed an instrument with reflectors and prisms9. I worked virtually as the Ocular Harpsichord of Louise Castel. Wen a sound chord was struck, amatching harmonious and disperse exhibit of colors came out on a semicircular screen. Te instrument had all colors. Te instrument was played with the similar number of octaves of colors in similar order and interval. Te warm red glow over the sky was the basic color10. O reverse, te colorgave out greenish-blue and red as its dominant colors. Te prime bend the eye to give yellow, rd, volet, ad greenish-blue colors.
Wen the instrument was used to play a series of harmonic sounds, te supernumerary bow on the inside offered. ..
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