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  2. Underwater photography - Wikipedia

    en.wikipedia.org/wiki/Underwater_photography

    Underwater housings for smartphones are available with a variety of depth ratings and features. These can be less expensive than dedicated underwater photography cameras. The simplest form is a waterproof pouch, best used for shallow-water photography. [6] Some smartphone housings are limited by operating system.

  3. Drowning detection system - Wikipedia

    en.wikipedia.org/wiki/Drowning_detection_system

    Passive system underwater cameras let lifeguards inspect multiple underwater views simultaneously from a single location. [ 6 ] [ 7 ] Cameras can cover areas which may otherwise be obstructed. Below water cameras can be paired with above water cameras to provide face-to-body matching if there is an incident where a swimmer needs to be ...

  4. Camera bag - Wikipedia

    en.wikipedia.org/wiki/Camera_bag

    A camera bag. Camera bags are a 20th-century development for the convenient carrying and quick access to high-end camera equipment. They replaced fitted leather cases that were supplied with the earliest cameras. [1] In the 1970s, war and documentary photographers used fishing bags made by English companies Brady and Billingham. [2]

  5. Diving equipment - Wikipedia

    en.wikipedia.org/wiki/Diving_equipment

    Norwegian diving pioneer Odd Henrik Johnsen with underwater camera (1960's) Underwater camera, strobe (flash), video lights and housing - for underwater photography or underwater videography; Diving reel, dive spool or line holder to store and transport a distance line or line for a surface marker buoy.

  6. Nikonos - Wikipedia

    en.wikipedia.org/wiki/Nikonos

    Nikonos RS (1992) waterproof to 320 ft (100m) [21] (World's first underwater Auto-Focus SLR camera) [2] The 1992 Nikonos RS introduced an entirely new concept. Unlike its predecessors, the RS was a complete amphibious single lens reflex camera, with auto-focus, waterproof to 100 m (330 ft) and its own set of unique lenses that also utilized ...

  7. Underwater videography - Wikipedia

    en.wikipedia.org/wiki/Underwater_videography

    Large unwieldy lighting systems were problematic to early underwater videography. And last, underwater objects viewed from an airspace with a flat window, such as the eye inside a mask or the camera inside a housing, appear to be about 25% larger than they are. The photographer needs to move farther back to get the subject into the field of view.