The mount also has a tilt-and-pivot mechanism meaning you can flip the camera through 360 degrees, or angle it more directly towards the action.

ENGADGET

Reinforce and further develop partnerships with other organizations and entities active in the field of educational planning and management, including in PCPD contexts, to provide support to Member States in PCPD situations from the angle of education planning and to support the global Education coordination mechanism on PCPD.

UNESCO: Vacancy : Chief of Section (23/11/2011) ED 385 - (P5)

Sensors at the midway point of the table detect the angle, speed, and trajectory of the not-exactly-oncoming puck, and instructs the mechanism how and where to fire the disc -- you slap it back, and the same sequence happens on your compadre's end.

ENGADGET: Airhockey Over a Distance