Opteka Hot Shoe Two Axis Double Bubble Spirit Level for Sony Alpha & Minolta Maxxum Digital SLR Cameras

Simply slide into your hot-shoe for easy setup of level landscape or vertical format shots. Tubular style allows tilting of camera vertically and keeping horizontal level.
Product DescriptionSimply slide into your hot-shoe for easy setup of level landscape or vertical format shots. Tubular style allows tilting of camera vertically and keeping horizontal level.

Source: Digital Camera and Video Store...