- Star Trek: The Motion Picture
- Star Trek II: The Wrath of Khan
- Star Trek III: The Search for Spock
- Star Trek IV: The Voyage Home
- Star Trek V: The Final Frontier
- Star Trek VI: The Undiscovered Country
- Star Trek Generations
Device used to conceal anthropological teams and their survey sites from native planetary life forms, so that the anthropologists can make observations without being detected. In 2366, the generator at a Mintaka III station failed, caused cultural contamination when the Mintakans captured a member of the anthropology team stationed on that planet.