11.   The light, which is made up of photons, enters the night vision device through a lens and travels through a tube called an image intensifier.

12.   Two such night vision devices by ITT Industries.

13.   A federal appeals court Tuesday upheld the convictions of three Chinese nationals who illegally exported military night vision devices to their homeland.

14.   And they knew observation posts held lookouts monitoring every movement with night vision devices as well.