Assertion: tripod's head | /r/CapableOf | adjust the camera angle
Facets:
value: to maintain a level plane
type: PURPOSE
Source sentences:
text: When using a large telephoto lens, this is the method that I use most because when using the next two methods the monopod leg is tipped at an angle, resulting in the need for a monopod head to adjust the camera angle to maintain a level plane.