Recent content by alejandra

Thanks! I tried directing a strong light through a small hole. It works, the shadow is sharp and big. I didn´t realize that even a spotlight sends light out at many angles, enough to blur a shadow. Thanks again everyone for your responses. Alejandra

new tries Thanks everyone for your replies. No colored fringes, just blurry, same shadow color. I tried a blue LED light. It looks better, but still a little blurry. I tried a hole in a card, but the light isn't strong enough to make much of a shadow through the hole, will get a stronger...

Blue light Thanks for your response. Will any blue filter do? What about blue LED?

I am an artist. I am trying to cast a large sharp (in focus) shadow through a piece of lace onto a wall. It either turns out large and blurry if it is far from the wall, or sharp and small if it is closer to the wall. I have tried the following experiments: 1. Increased the focus and...