She tucked the creature in her hands under one arm and left the small room for a long corridor in similar dark grey which glowed more brightly from indistinguishable light sources.
In the past, powering up these systems required a heavy demand in the number of laser light sources required.
In a stellar interferometer, the light sources can be two stars, or light from opposite ends of a star along its diameter.
The reality is that incandescent lamps are really much better near infrared sources than visible light sources!
Antireflective screen materials minimize glare from bright light sources.