| 摘要 |
PROBLEM TO BE SOLVED: To provide a projector capable of preventing operation loci of respective input pens from overlapping in the projector provided with a plurality of input pens.SOLUTION: In the case of detecting an input operation of one input pen on a surface to be projected of a screen SC while a projector 1 operates (step S101), the other input pen is notified that the one input pen currently uses the surface to be projected (step S106), and the input possible ranges of the respective input pens are changed (step S107). |
