Patent ID: 8678282

Claim:
A system comprising: a viewing area comprising a first image display device and a first reflective surface that corresponds to a first eye of a user and a second image display device and a second reflective surface that corresponds to a second eye of the user; a head-supported frame to support the viewing area in front of the eyes of the user; and a control system, comprising: a processor configured to: determine an orientation of a weapon controlled by the user; determine an ammunition type that identifies a type of round associated with the weapon; based on the ammunition type, determine ammunition ballistic data that identifies trajectory data associated with the ammunition type; determine a field of view of the user based on an orientation of the viewing area; based on the field of view, access a database to identify terrain within the field of view; based at least in part on the ammunition ballistic data, the orientation of the weapon, and the terrain, determine a calculated endpoint that identifies an intersection location between a round fired from the weapon and the terrain; a driver configured to display a visual indication on the viewing area corresponding to the calculated endpoint, wherein the user sees the visual indication embedded in the field of view of the user, a first representation of the field of view being provided to the first eye of the user via the first image display device and a second representation of the field of view being provided to the second eye of the user via the second image display device.