Laser harp

A laser harp is an electronic musical instrument which comprises a plurality of laser beams (analogous to plucking of harp strings ) to be interrupted in order to generate tones. The first working laser harp to 1980 by Bernard Szajner (patent: 27 Mars 1981: FR2502823 (A1 ) Date de priorité ) have been produced. Known is the instrument through concerts of Jean Michel Jarre was.

Harp laser generally has a single laser, whose beam is split into a parallel or fan-shaped array of beams. A beam is interrupted, this is registered by photoresistors or photodiodes, which are connected to an electronic module, which activates the corresponding tone. The actual sound is usually generated with a synthesizer, sampler or computer.