Hawk-Eye

British  

noun

1. an optical ball-tracking device used as an aid to commentators in certain sports, and as an officiating tool in major tennis tournaments

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Example Sentences

And advances in string technology allow "balls hit with a lot of topspin on hard, clay and grass courts to react far more similarly to each other than flat shots bouncing on the respective surfaces," according to Iain Macleod, the creative lead for tennis at Hawk-Eye Innovations.

From BBC

While officials will still spot the ball and determine forward progress, the virtual system relies on six 8K Sony Hawk-Eye cameras to track the precise position of the football relative to the line to gain.

From Los Angeles Times

The NFL’s football operations department said the average line-to-gain measurement takes 75 seconds with human officials, whereas the Hawk-Eye system can do it in 30 seconds.

From Los Angeles Times

The ubiquitous Hawk-Eye system tracks the trajectory and location of the pitch and and a graphic of the pitch is displayed on the scoreboard while the call is being reviewed.

From Los Angeles Times

The technology is an "enhanced" version of the previous Hawk-Eye system, which was used when players challenged calls made by line judges.

From BBC