Laser walls for unfenced stretches along India-Pakistan border

January 18, 2016 02:34 am | Updated September 23, 2016 01:02 am IST - New Delhi

More than 40 vulnerable unfenced stretches along the India-Pakistan border will be covered by laser walls soon with the Home Ministry giving it a top priority to check infiltration in the wake of the Pathankot attack.

A laser wall is a mechanism to detect objects passing the line of sight between the laser source and the detector. A laser beam over a river sets off a loud siren in case of a breach.

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