Did I cut through a signal beam?
The other, known as the signal beam, is usually reflected off the object that is to be transformed into a holographic photograph.
The signal beam passes through that display on its way to the disc.
Whether the hologram is being used to record data or an image, the signal beam is modified by what it encounters.
He blinked a signal beam toward the shore.
"Washington in twenty minutes, fellow," he said to the driver, "and ignore the signal beams."
These two sources are called the reference beam and the signal beam.
One of these parts recreates the signal beam where the information is stored.
The general's signal beam took six hours to reach the Armada, near the orbit of the system's farthest planet.
They practically landed on top of my signal beam.