| 摘要 |
PURPOSE: A light blocking structure of a street lighting device is provided to prevent damage to crops by blocking light by coating external glass and an inner reflection board. CONSTITUTION: A street lighting device (100) is installed at a street lighting pillar. A lamp is installed inside the street lighting device. External glass (1200) is installed outside the street lighting device. A reflection board (101) is coated. The reflection board and the external glass are coated at the same time. |
