| 摘要 |
PROBLEM TO BE SOLVED: To provide a night vision device capable of stably observing a video of a crawler type vehicle exterior irrespective of an intensity change of a light in a visible light region. SOLUTION: The night vision device comprises an infrared camera mounted on the crawler type vehicle and mounted on an outer surface of the vehicle, and a display unit connected to the camera and disposed in the vehicle. The display unit displays image data acquired by the camera.
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