This light-piped ring flash should do the trick. It’s gotta be cheaper than Canon’s offering (though cheap ring lights can be had for under $100), and it seems to work more than well enough.
Flickr blog I discovered the Peephole fish eye group. The idea is simple: us a $5 door peephole to give your camera a fisheye lens. Here are the instructions: Hold peephole against rim of camera lens. Set camera to “macro”. (the image is actually displayed on the inside face of the convex lens of the […]