A circuit carrier includes a substrate with two oppositely arranged areas. When an animated character walks near the \u201ctagged\u201d item, the animation engine can cause the character’s head to turn toward the item, and mathematically computes what needs to be done in order to make the action look real and normal. A clamping arrangement fastened to both of the back support and the track enabling them to be fixed to each other in different positions along the track by clamping. The camera uses the first scene information and the second scene information to generate guide information for guiding a photographer capturing the second scene to photograph the first scene, and providing the guide information to the display.