| 摘要 |
PURPOSE:To watch a projected picture simply by providing fixedly a projector arranged sequentially with a light source, a transparent original picture device and a lens to a pole set near the pillow of a bad while a distance with a screen and its direction are decided constant. CONSTITUTION:In watching a TV while a patient in a hospital is on a bed, a pole 5 of the picture projector 1 of a book stand type is stood perpendicularly at the pillow of the bed 2, a swing arm 1 provided at the upper part is turned vertically at a desired height to set the screen 14 provided to the tip of the arm 11 at the position offering the best watching position. In lighting a light source 22 such as a lamp of the projector 13 provided to the pole 5, a color liquid crystal panel 27 provided in a casing 17 of the projector 13 is driven and the original picture is projected on the screen 14 whose focus and direction are fixed to the tip of the arm 11. Thus, the TV is watched simply while laying on the bed. |
