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Basic knowledge of skills

The rocker arm of the camera is divided into many kinds, which are generally distinguished by film application and TV application. Compared with TV rocker arm, movie rocker arm has higher skill content, and the price is many times higher, but its types are relatively few; Due to the rich types of TV programs, there are many types of rocker arms used in TV. They can be mainly divided into three types: with seat, full remote control and full manual. During this period, only some rocker arms have the function of arm contraction. At present, the mainstream rocker arms of TV in the world mainly include: movietech large rocker arm in Germany, ABC large rocker arm in Germany, Jimmy jib large rocker arm in the United States, polecat fishing rod rocker arm in the United Kingdom and power jib small rocker arm.

Considering that the volume and weight of general rocker arm equipment are large, the rocker arm device must be an idea, and the device should be carried out in an orderly manner under the condition of; In case of outdoor installation, the following shall also be considered:

● if the device is installed on the road, pay attention to pedestrians and vehicles;

● if the device is installed on the top of the building, pay attention to the impact of wind on the equipment. Generally, the rocker arm is easily affected by wind when it is extended to more than 7m;

● if the device is installed on a cruise ship, pay attention to the elements of instability caused by the ship's left and right swing;

● the wheel can be installed in the tripod directly according to the terrain with different hardness.

After the rocker arm is erected, check the dynamic balance of the pan tilt platform at each part of the rocker arm equipment, install the camera after confirmation, and adjust the dynamic balance of the camera in time; Then drag to the direction required by the director to determine the rocker arm, so that the installation process is completed.

In China, the application of rocker arm skills is relatively late and the relative skill application level is relatively backward. Therefore, there are many misunderstandings in the application in China, mainly including:

● in practice, it is generally operated by one person, but from the viewpoint, two people should operate the rocker arm camera at the same time, one person controls the direction and orientation to ensure the of the camera, and the other person controls the operating handle to ensure the quality of the picture;

● there is often a lack of communication between the director and the camera maker, resulting in a lack of tacit understanding in cooperation and a lack of connection between the lens and the picture;

● although the types of TV programs are rich, the type of rocker arm used is too single, which affects the embodiment of the lens picture;

● unnecessary damage of rocker arm equipment is common due to insufficient staffing and measures;

● the rocker arm effect is not fully exerted.

Article source: Jiangmen film and television production http://singaporeferragamo.com