night vision
Seeing without light
Night vision is the ability to see in low light conditions.
Some animals have natural night vision; humans enhance theirs with technology.
Night-vision goggles amplify available light or detect infrared radiation, rendering darkness visible in greenish images: The soldiers used night vision to navigate the compound.
- infraredHeat-bearing electromagnetic waves
- thermal imagingDetecting objects by warmth
- darknessTotal absence of light
- pitch blackTotal absence of light
- after darkDuring nighttime hours
image intensifier · nocturnal · sight · owl · cat eyes · rods · see in the dark · glow · starlight · perception · rod cells · shadow · moonlight · dusk · covert operations · special ops · goggles · green glow
- eye careeye doctor, optometrist, ophthalmologist, eye exam, glasses
- spy gearspy gadgets, decoder rings, invisible ink, microfilm, silencers
- animal sensessight, smell, taste, touch, hearing
- animal visioncat eyes, compound eyes, cornea, depth perception, eagle eye
- anti-piracynaval patrol, naval patrols, escort mission, hostage rescue, warships
- dash camsfront camera, rear camera, dual lens, footage, video clip