Monthly Archives: May 2018

About Luminance(lm/m2)  Firstly, we’d like to learn about the luminance at different ambience. The luminance of the moon light is very lower,<1lx; And only 0.3lx to 0.5lx when was full moon. Normally it’s around 3lx to 20lx of the road light. It’s 20lx under the road light. However,if it was 4~5metter distance from the road […]