Why do street lights use bat wings to match the light curve?
The bat light curve of the street lamp is based on the light distribution of the common high-pressure sodium lamp. Now the LED street lamp is just imitating. The bat wing curve gives full use of light. LED light is straight scattered, not light, glare, uneven radiation and other issues.
Make full use of light. LED light is diffuse type, not only will be the problem of uneven illumination glare.
This is according to the common high-pressure sodium lamp street light distribution, and now the LED street lamp is just imitating him, oh, no one knows what to do later.
