Originally Posted by
Trundler
I've often thought a yellow filter would be a good idea for misty conditions, provided you didn't lose too much light output in the process. It's noticable how much better the yellowish halogen bulb in my Duo penetrates mist.
Remember when French cars all had yellow headlights? That was something to do with performance in fog I think, and fog lamps for cars are often yellow because light at the yellow end of the spectrum performs better in heavy moisture vapour than light at the blue end.
Just a thought.....