The magnetic control video camera has the advantages of capability of utilizing the magnetism to focus, convenientoperation, simplestructure and lowcost.
Other secret features buried in the plists are said to include "auto-focus camera, " "voice control, " and "magnetometer, " which is assumed to be a compass.
ILM's first breakthrough: a motion controlcamera, which could revolve repeatedly around stationary objects while remaining in constant focus, thus simulating flight.