Destructive Interference

Overview

As you enter this puzzle, you find a set of blue and red emitters in the middle of the room facing away from each other. There are two blue doors, each controlled by a pair of red and blue receivers. There are two connectors readily available. Behind one door is another connector.

Hints

A basic hint:

[ hint ]

Intersecting lasers block each other, so you have to maneuver around.

If you can't get started:

[ hint ]

Try obtaining the third connector first.