I thought I would just have to buy some macro rings for the lens (priced at $50), but a few days ago I sat my camera down after using it and when I walked back by I noticed something looked funny about the lens. It was extended -- almost like a zoom lens looks when you zoom in. After toying around with it I discovered one of those things that just makes you happy, happy, happy! :D When you pull the extension out, it will focus at a closer range. Yay!
Somehow in all of my research about the lens I never saw anything about this little trick it can do. :)
Here's what it looks like and some examples: