Optophonic Disk (Reproduction) - Pattern 3

<p>Optophonic Disk (Disk Optophonic) 1925 reproduction - Translucent paint on glass Ø 40 cm. The <a href="https://baranoff-rossine.com/optophonic-piano/"><strong>Optophonic Piano</strong></a> projected revolving patterns onto a wall or ceiling by directing a bright light through a series of revolving painted glass disks, filters, mirrors and lenses. “Imagine that each key of a piano or an organ keyboard stops at a chosen position, or makes a specific element of a set of transparent filters move, more or less quickly, pierced by a beam of white light, and you will have some idea of the instrument invented by Baranoff-Rossiné.</p>

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