| 摘要 |
PURPOSE: An LED lamp is provided to improve studying ability through the optimum brightness by freely controlling the angle and brightness of light. CONSTITUTION: A first LED unit(100) and a second LED unit(200) have a trapezoid shape. A main case(110) holds the first LED unit and the second LED unit. The guide rail is arranged on both sides of the main case. The guide axis moves along the guide rail. The link unit is connected to the guide axis. One side of the shaft bar is connected to the guide axis. The link connection unit connects the guide axis to the shaft bar. |
