Lytro: shoot now, focus later.

This is pretty cool.

the Lytro field camera
 Lytro is the only camera that captures life in living pictures. Visit http://lytro.com

* Capture everything - instantly. Capture living pictures with the press of a single button.

* Focus after the fact. Focus and re-focus, anywhere in the picture. You can refocus your pictures at anytime, after the fact.

* Share the love. Easily share from the desktop or from Lytro.com to friends and family on Facebook, Twitter, email or your blog.

CHECK THESE OUT: -photo gallery (Click anywhere to focus on something! Super cool)
-the science inside