The height determines the field of vision, so a good height determines the lighting field of vision of the street lamp.

1. The installation height of lamps and lanterns in the same street must be consistent (the height from the luminous center to the ground). Small corner lamp 1-meter lamp 5-6m ordinary street long arm lamp and pendant lamp 6.5-7.5m fast lane arc lamp not less than 8m slow lane arc lamp not less than 6.5m

2. The special lamp type is installed according to the design requirements, and the height of the lamp is roughly equivalent to the width of the road to be illuminated. When lighting on one side only, H ｜ L When lighting on both sides, H ｜ L/2 Where, H: lamp installation height (m) L: road width (m)

Elevation angle of lamp

1. The elevation angle of lamps shall be determined by street width and light distribution curve of lamps, and the elevation angle of each street shall be consistent.

2. When the lamp cap is adjustable, the centerline of the light source shall fall within L/3-1/2 of the road width.

3. For the long arm lamp (or arm lamp), after the installation of the lamp body, the lamp head side should be raised 100mm higher than the pole side.

4. The elevation angle of special lamps shall be determined according to the light distribution curve.

Street lamp

Solar street lamp

Solar street lamp

1. Lamps shall be firm and upright, and no looseness or skew is allowed.

2. The lampshade shall be intact and free from breakage.

3. Enamel umbrella rusted and deformed shall be replaced.