| 摘要 |
PURPOSE: A variable focusing semiconductor light source lamp is provided to easily convert a mode into controllable, fixed, or portable mode according to the brightness, size, and shape of an emitting beam. CONSTITUTION: A variable focusing semiconductor light source lamp comprises the following units. The variable focusing semiconductor light source lamp includes a printed circuit board and a semiconductor light emitting device attached to the printed circuit board. The variable focusing semiconductor light source lamp includes a heat emitting unit and a housing(50). The heat emitting unit emits light emitting heat of the semiconductor light emitting device. The housing is installed in front of the semiconductor light emitting device. |
