I'm probably not the first one to discover this, but I thought I would share anyway.
I bought some glow in the dark paint and applied it to a standard sheet of paper. I plan on appying it to a poster board. But first some experiments with the spectacular glowing effect of the amazing 405nm violet blu-ray.
How I thought of this, don't ask. I was just writing to my lady in bed with it. :
To cast a shadow by putting an object on the paper and trace it with the laser focused large (about 1/2"). Then remove and see a perfect silhouette!
I bought some glow in the dark paint and applied it to a standard sheet of paper. I plan on appying it to a poster board. But first some experiments with the spectacular glowing effect of the amazing 405nm violet blu-ray.
How I thought of this, don't ask. I was just writing to my lady in bed with it. :
To cast a shadow by putting an object on the paper and trace it with the laser focused large (about 1/2"). Then remove and see a perfect silhouette!