| 摘要 |
PURPOSE: A guide apparatus of an emergency exit is provided to improve the visibility in smoke by forming a scratch and scattering the laser. CONSTITUTION: In a guide apparatus of an emergency exit, a main body(10) is installed inside a building. A display panel(20) indicates a sign or a character. The sign or the character shows the exit. A backlight unit(30) radiates the display panel. The backlight unit enhances the visibility. A smoke sensor(40) senses the amount of smoke within the building. A laser generator(60) generates the laser. The laser generator projects the laser to the display panel. |
