Free printable cardboard lens hoods
3/26/2007 – 1:58 pmhttp://lifehacker.com/assets/resources/2007/03/lens%20hood.png
Free printable cardboard lens hoods
This site contains PDF documents that can be printed and cut out to make lens hoods for a variety of 35mm and digital SLR camera lenses. Lens hoods give better quality photographs by reducing flare caused by nonimageforming light.
Very cool idea.