Originally Posted by onehundred80
Spraying cold water on the lens could get the moisture inside to condense due to a change in the temperature.
Even a drop in ambient temperature can cause that, air can only hold so much water at a given temperature.
Do you have the kit fitted?
Good point. It was over 80F today and my spring water is still very cold. I would say right now no warmer than 45F at most.