Apple iPad 2
Apple iPad - Set Wallpaper
Apple® iPad® - Set Wallpaper
From the Home screen, navigate:
Choose a New Wallpaper
Select the location of the photo or wallpaper:
You may see additional options (Screenshots, My Photo Stream, etc.) based on services used.
Tap the desired photo or wallpaper.
Tap one of the following from the "Wallpaper Preview" screen:
Set Lock Screen
Set Home Screen
Perspective Zoom (On or Off)