Captain Klaa's Bird-of-Prey
Star Trek V: The Final Frontier
Klaa's ship, with Kirk in its sights
What distinguished Klaa's Bird-of-Prey was its unique periscopic targetting system, which allowed the Klingon commander, from his command chair, to physically sight and target his prey.
Upon firing weapons on the target, the periscope would retract into the bridge ceiling.


