Use the camera in your iPhone, iPod touch, or iPad to make things bigger instantly. Especially useful for: Reading menus in dim restaurants, looking at inscriptions on rings and other jewelry, reading types of watch batteries, and many other tasks.
* Zoom to 2x / 3x / 4x
* Use the light for better readability (only on iPhone 4 & iPhone 4S)
* Tap to hide (or show) the controls, so you can see without anything in your way