| 摘要 |
PURPOSE: A structure of reading etc is provided to reduce fatigue of eye for long time by applying uniform illuminance to over the lens. CONSTITUTION: A reading lamp structure comprises a light guide plate(3). The light guide plate is installed in an internal reflection side. A plurality of light sources are installed the side of the light guide plate. The lens(7) is installed at the front of the light guide plate. The light of the light source is diffracted by the light guide plate and is diffused-reflected. The light is uniformly radiated on the light emitting surface(701) of the lens. |
