‘MirriorWidget’ allows you to take pictures from iOS 5 notification center. To take a picture, you just tap the embedded window once and tap it twice to switch between the rear and front facing cameras (if you have a one).
You can use the front facing camera as a mirror to view yourself, stems the name ‘MirriorWidget’. No new icon is added to your homescreen, nor is there anything to configure. Check out the video of MirriorWidget below.