Advances in imaging technology abound these days, and there are some pretty interesting cameras out there. Not too long ago, Lytro introduced a new type of camera
that lets users change the focus after
the image is captured. It uses an array of microlenses on a digital image sensor to capture all the light fields within the area of the scene. Then, with special software, users can adjust the focal point of the image after it has already been taken. Here are a few more examples of some cool new imaging technologies.
If you'd like to read more awesome and interesting stuff, check out this unrelated (but not entirely random!) Techdirt post