Technique: Digital pinhole camera

Did you spend all your money on an expensive digital reflex camera? I did.
And to make a lens to go with it I punched a hole in the protective cap that came with the camera and added some tin-foil to cover the hole. The tiniest needle I could find in the house made a hole in the tin-foil, and voila! A cheap lens on an expensive camera.
The results can be interesting if used right.

Here is an example: