| 摘要 |
PURPOSE: An LED lighting device is provided to easily change a light distribution pattern after installation through the control of a light distribution angle by an LED light source. CONSTITUTION: A main body frame(110) is composed of a coupling groove(111), a rotation hole(113), and a fixing hole. The coupling groove is formed along the longitudinal direction on the inner side of the main body frame. The rotation hole is formed on the coupling groove along the width direction of the main body frame. An LED module(120) includes a module frame, An LED lamp(122), and a rotary shaft(123). The LED lamp is arranged at regular intervals along the longitudinal direction of the module frame. |
