- 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
Defensive directed-energy technology -- an acronym for Light Amplification by Stimulated Emissions of Radiation -- used within sidearms by the Federation before the advent of the phaser. By the 2250s, hand-held sidearms as well as a large laser cannon for planetary use were employed.