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A diver in a pool wearing an AGA full face mask A diver wearing an Ocean Reef full face mask Head protection helmet for use with Ocean Reef full face diving mask. A full-face diving mask is a type of diving mask that seals the whole of the diver's face from the water and contains a mouthpiece, demand valve or constant flow gas supply that provides the diver with breathing gas. [1]
Oceanic Worldwide – American recreational scuba equipment manufacturer – Scuba regulators, rebreathers and dive computers. [90] [91] Ocean Reef Group – Full-face masks. [92] Oceans (dive computers). [93] (Oceans S1 Supersonic dive computer) Oceanways – Subsidiary of SeaDive, Manufacturer of snorkelling equipment (masks, snorkels, fins ...
These may be worn with a full-face mask or half mask to provide impact protection when diving under an overhead, and may also be used to mount lights and video cameras. [3] [4] An alternative to the diving helmet that allows communication with the surface is the full-face diving mask. These cover most of the diver's face, specifically including ...
A diving mask (also half mask, dive mask or scuba mask) is an item of diving equipment that allows underwater divers, including scuba divers, free-divers, and snorkelers, to see clearly underwater. [1] [2] Surface supplied divers usually use a full face mask or diving helmet, but in some systems the half mask may be used. [2]
The diver wears a full-face mask or helmet, and gas may be supplied on demand or as a continuous free flow. More basic equipment that uses only an air hose is called an airline or hookah system. [52] [50] [53] This allows the diver to breathe using an air supply hose from a high pressure cylinder or diving air compressor at the surface ...
The volume of dead space is important for full-face masks and helmets, but not relevant to half masks as they are not part of the breathing passage. For breathhold diving, the mask internal volume must be equalised from the single breath in the diver's lungs, so a small volume is highly desirable, but scuba divers have sufficient air available ...
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