that is an awesome effect.

Originally Posted by
polishedball
First off maybe you'll think I'm crazy on my price which is fine, anyhow been going through my gratings and found a duplicate. Not sure how I got these as it is an effect I haven't scene many of. Instead of the normal circular patterns of diffraction these make squares out of the image.
See the pictures, if someone knows what it is or common go ahead and post it, don't even care if you have a cheap source I'm sure many would then enjoy it. just selling this one for what it is worth to me. Anyhow if interested $50 shipped.
image.jpgimage.jpgimage.jpgimage.jpgimage.jpgimage.jpg
suppose you're thinkin' about a plate o' shrimp. Suddenly someone'll say, like, plate, or shrimp, or plate o' shrimp out of the blue, no explanation. No point in lookin' for one, either. It's all part of a cosmic unconciousness.