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2. Handycam - Wikipedia

   en.wikipedia.org/wiki/Handycam

   NightShot Plus switch on a Sony Handycam DCR-HC40E. Select flagship Sony Handycam models feature infrared night-vision dubbed NightShot (sometimes referred to as "NightShot Plus" on some models), which utilizes an infrared light-emitting diode and an infrared filter that is mechanically attached and detached to the sensor in order to enable the camcorder to record video footage in complete ...

3. Hand-held camera - Wikipedia

   en.wikipedia.org/wiki/Hand-held_camera

   Hand-held camera or hand-held shooting is a filmmaking and video production technique in which a camera is held in the camera operator's hands as opposed to being mounted on a tripod or other base. Hand-held cameras are used because they are conveniently sized for travel and because they allow greater freedom of motion during filming.

4. Night-vision device - Wikipedia

   en.wikipedia.org/wiki/Night-vision_device

   Night vision devices may be handheld or attach to helmets. When used with firearms, an IR laser sight is often mounted to the weapon. The laser sight produces an infrared beam that is visible only through an NVD and aids with aiming. [3] Some night vision devices are made to be mounted to firearms.

5. Motion detector - Wikipedia

   en.wikipedia.org/wiki/Motion_detector

   A motion detector attached to an outdoor, automatic light. A motion detector is an electrical device that utilizes a sensor to detect nearby motion (motion detection).Such a device is often integrated as a component of a system that automatically performs a task or alerts a user of motion in an area.

6. Artificial intelligence for video surveillance - Wikipedia

   en.wikipedia.org/wiki/Artificial_intelligence...

   Extensive video surveillance systems were relegated to merely recording for possible forensic use to identify someone, after the fact of a theft, arson, attack or incident. Where wide angle camera views were employed, particularly for large outdoor areas, severe limitations were discovered even for this purpose due to insufficient resolution. [4]

7. Video camera - Wikipedia

   en.wikipedia.org/wiki/Video_camera

   Webcams are video cameras that stream a live video feed to a computer. Many smartphones have built-in video cameras and even high-end smartphones can capture video in 4K resolution. Special camera systems are used for scientific research, e.g. on board a satellite or a space probe, in artificial intelligence and robotics research, and in ...