Night vision contact lenses?
These sound like a significant improvement over current night vision goggles used by troops. They also seem to adjust much faster so that a sudden light would not be as debilitating.
The auto-focus contact lenses that help you see in the dark: Liquid film gives wearers perfect vision at any distance in low light
Researchers at the University of Wisconsin, Madison have developed an artificial eye that could lead to contact lenses that automatically adjust to give a long-sighted wearer perfect vision.