Indeed, it was implied that the problem might well have been the absence of night vision facilities, or the detailed advice that was available from air traffic control.
Increasingly, troop movements have to take place at night, and the development of night vision goggles is helping to create a strong tactical capability in helicopter night flying.
We are talking here about basic equipment such as night vision devices and motor vehicles, so that these frontiers can be better watched with immediate effect.
The main military applications are in the fields of night vision and improved photo-reconnaissance, but some aspects have important civil potential.
There is no substitute for good night vision and constant alertness to ensure safety on the roads at night.
This is an inevitable corollary of allowing people to drive at night who have no night vision.
Patients can experience dry eyes or night vision problems that can affect the ability to drive or work in the evening or in dim light.
Additionally, individuals and vehicles are clearly marked using indicators that are visible by day and at night through night vision aids.
