0 (at a school where children live or in the army) the time in the evening when the lights are switched off in the room where people sleep:
No talking after lights-out!
This is often referred to as the lights-out fab concept.
Bar loaders are like magazines for part blanks (or pallets for milling work) in that they allow lights-out machining.
Social time takes place between 8:30pm and 10pm, with lights-out at 10.30pm.
The better commercial systems provide fully automated processing and searching (lights-out) of print features.
In recent years, though, lights-out or auto-confirm algorithms produce identified or non-identified responses without a human operator looking at the prints, provided the matching score is high enough.
