DETROIT (WWJ)  – General Motors is about to launch a new, high tech rear view mirror that uses a camera and a computer processing to greatly improve the view from behind.

“It basically starts with a much wider field of view,” said GM Chief Technical Officer Jon Lauckner.  “About 80 degrees is the field of view, which is about four times greater than a traditional rear view mirror.”

GM says the streaming video mirror improves field of vision by an estimated 300 percent, or roughly four times greater than a standard rearview mirror.

“Driving down the road, you get a tremendous field of view,” said Lauckner.  “You can see objects to the side and rear, whether those are vehicles or pedestrians.”

The mirror will make its debut late next year on Cadillac’s new Flagship vehicle, the CT6.

“The closest comparison to this kind of rear vision would be driving a…