It is for us to have witnessed the world have been retained in time, each a precious short minutes and seconds. If there is no time table exists, so we may never be able to intuitively feel the blood boiling are very historic moment, what is the damned, as well as exciting.
Omega Optical sensor camera system (Scan-O-Vision), 1990 was introduced in 1992 at the Albertville Winter Games in four short track speed skating competition for the first time, which is light sensitive the camera's first in the Olympics second appearance. Its timing accuracy thousandth of a second.