Starfleet Academy. Courses. Technology. Deflector shield. Shield energy can be emitted by a localized antenna, such as a ship's navigational deflector, or by a network of grid emitters distributed across the surface of an object, such as the hull of a starship. Star Trek Starfleet Command | Starfleet Academy

Starfleet Academy. Courses.Technology. Deflector shield. Deflector shields or shield grids, generally referred to simply as shields, are a type of force field that surround a starship, space station, or planet that is used to protect against enemy attacks or natural hazards. Star Trek Starfleet Command | Starfleet Academy