| The helmet measures the pilot's line of sight to the target so the sensors, avionics and weapons are slaved to the target. |
| It will be possible to put the at-a-glance guide on the dashboard or windscreen in the driver's line of sight. |
| The venue was small and the standing room layered quite steeply so it was easy to get a good line of sight. |
| The range of conventional radar, the kind you see at airports with its rotating dish, is limited to direct line of sight. |
| Particulates and dust in Earth's atmosphere along the line of sight tend to absorb blue light more effectively than red light. |
| The distance over which a boat crew has line of sight is surprisingly short. |
