| 摘要 |
PROBLEM TO BE SOLVED: To provide a display device which does not bother viewers with unpleasant noise such as drive noise (motor drive noise). ! SOLUTION: A display device includes; a concave mirror 41 for reflecting display light L from a liquid crystal display 22; position adjustment means 43 for adjusting a position of the concave mirror 41, the position adjustment means 43 having a stepping motor 61a that generates driving force for adjusting the position of the concave mirror 41; and sound generating means 70 for generating sound that is different from drive noise produced when the driving force is generated, the sound generating means 70 comprising a shaft portion 67 attached to a power transmission member 65 and a sawtooth member 56 having a plurality of teeth 55 to be engaged with the shaft portion 67. ! COPYRIGHT: (C)2015,JPO&INPIT |
