This question already has an answer here:

I was wondering if it was possible to do something like this but also apply the effect used in this to the cone of light in Cycles. I was told by someone else that I need volumetrics, but I'm not quite sure how to do this.


marked as duplicate by cegaton, user7952, stacker, p2or, Todd McIntosh Jul 13 '15 at 12:34

This question has been asked before and already has an answer. If those answers do not fully address your question, please ask a new question.

Browse other questions tagged or ask your own question.