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Apeks – British manufacturer of scuba diving equipment – Scuba regulators, buoyancy compensators, harnesses, masks, fins, lights, diving suits and accessories. [6] Acquired by AquaLung in 1997. [7] Apollo (dive gear) Scuba masks, fins, diver propulsion vehicles, dive lights. [8] Apple – American multinational technology company – Dive ...
A modern dive light usually has an output of at least about 100 lumens. Bright dive lights have values from about 2500 lumens. Halogen lamps provide this light at over 50W power consumption. High-intensity discharge lamps (HID) [6] and Light-emitting diodes (LED) can provide similar output for less power. [8]
The front cover of a List of Lights volume. A list of lights is a publication describing lighthouses and other aids to maritime navigation. Most such lists are published by national hydrographic offices. Some nations, including the United Kingdom and the United States, publish lists that cover the whole world in many volumes. Other nations ...
The lower viewport and CTD probe Detail view of the dive weight release mechanism and one of the LED light panels The forward and downward view through the three ultra-wide angle acrylic viewports is unobstructed by structure or appendages, and illuminated by ten externally mounted high output LED lighting panels of 20,000 lumens each.
Normal requirements for night diving are a dive light, and adequate protection from exposure. [1] Some precautions and skills for night diving include: avoiding shining the light in other divers' eyes, to be aware of and use surface light signals for bearings, and if appropriate to use an illuminated shotline buoy. [1]
Training for Olympic diving competition requires 10-meter diving facilities, which are scant in some parts of the world. For example, the Walter Schroeder Aquatic Center, built in 1979 as a YMCA facility, is one of only two Olympic-sized pools in Wisconsin that can host large events, and it is the only facility in the southeast Wisconsin region ...
Exley was the first in the world to log over 1,000 cave dives (at the age of 23); in 29 years of cave diving, he made over 4000 dives. [10]Exley had an unusual resistance to nitrogen narcosis, and was one of the few divers to survive a 400-foot (120 m) open-water dive on simple compressed air.
In 1951, Jim Auxie Jr and Chuck Blakeslee started a magazine called The Skin Diver (later renamed Skin Diver Magazine). [citation needed] Two-year dive teacher Neal Earl Hess contributed to its "The Instructors Corner" column to inform readers about scuba. [3] He soon established a column called "The National Diving Patrol" as a section to name ...
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