[ QUOTE ]
nirad said:
I have written this down on my desk calender from somewhere on this site I have seen before.
1 lumen = 150 CP
1 CP = 0.007 lumen
You may have to ask around to confirm the validity of these formulas though. /ubbthreads/images/graemlins/icon3.gif
[/ QUOTE ]
You can not convert candlepower to lumens or lumens to candlepower. Lumens is a measurement of total light output, while candlepower is a measurement of the amount of light in the hotspot of a light....but it does not factor in sidespill, as lumens does.