Laser harp

The utility model provides a laser harp, includes: the musical instrument frame, be used for sending seven laser generator of laser beam, its equidistant musical instrument of locating puts up the below, locate musical instrument frame top and correspond laser receiver and the distance sensor who sets up with laser generator, laser receiver and distance sensor set up side by side, be used for receiving laser generator and distance sensor signals to judge the central processing system in order to send corresponding instruction to the received signal, this central processing system locates musical instrument frame below. The utility model provides a laser harp has seven laser beams, is equivalent to seven strings, this operation degree of difficulty that has just reduced the player, and the setting through distance sensor for the player can send different sound when the different position of triggering a string, reached the effect of three sounds on the string, has extended the range. 种激光竖琴，包括：琴架；用于发出激光束的七个激光发生