Patent ID: 11862131
Assignee: nan
Field: Optics (Instruments)
Classification: CPC G | IPC G

Claim 0:
1. A space music stand device presenting a music sheet in a space, comprising:
a body (1) in which a page movement device (4) is coupled to a lower portion in order to move a page of a music sheet image, and a lower support (5) is configured in a rear;
an image monitor (2a) provided at a rear end of an inside of the body (1) to display the music sheet image;
a reflector (3) in which the music sheet image is reversed vertically toward a player (8) and reflected upward at 90° on a front surface of the image monitor (2a); and
a semi-transparent mirror (7) reflecting the music sheet image reflected on the reflector (3) on the surface forward 90° toward the player (8) and providing the music sheet image as a music sheet image in which upper and lower, and left and right portions are erected,
wherein as an eye height of the player (8), a center of the semi-transparent mirror (7), a center of the reflector (3), and a center of the image monitor (2a) are provided as one optical axis (a),
the music sheet image is viewed to the player as an erected image in which the upper and lower, and left and right portions are right on a reflection surface of the semi-transparent mirror (7),
a playing view of the player (8) is transmitted through the semi-transparent mirror (7), and viewed to a camera (10) or an audience, and
the player (8) is configured to play a musical instrument while turning the music sheet by using the page movement device (4).