A late war German camouflage pattern scheme that was used for armored vehicles that consisted of groups of circles and this scheme is also called "Hinterhalt or Ambush camouflage".
http://www.flamesofwar.com/hobby.aspx?art_id=3318
Here are some photos I could find of vehicles using this camo pattern.
http://www.flamesofwar.com/hobby.aspx?art_id=3318
Here are some photos I could find of vehicles using this camo pattern.