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HGU-4/P aviation flight glasses are still built to the guidelines of the MIL-S-25948 military specification, a document detailing the manufacturing specifications. One of the many specifications is that the neutral grey lenses used in Type HGU-4/P aviator sunglasses must transmit between 12% and 18% of incoming visible daylight whilst providing ...
A flight helmet, sometimes referred to as a "skull dome", "bone dome" or "foam dome", is a special type of helmet primarily worn by military aircrew. A flight helmet can provide: [ 1 ] Impact protection to reduce the risk of head injury (e.g. in the event of a parachute landing) and protection from wind blast (e.g. in the event of ejection ).
Gentex/Raytheon introduced the Scorpion® Head/Helmet-Mounted Display System to the military aviation market in 2008. In 2010, Scorpion was the winner of the USAF/ANG/AFRes Helmet Mounted Integrated Targeting (HMIT) program. [35] The Gentex helmet mounted display and motion tracking division was subsequently acquired by Thales in 2012.
A visor (also spelled vizor) is a surface that protects the eyes, such as shading them from the sun or other bright light or protecting them from objects. Nowadays many visors are transparent, but before strong transparent substances such as polycarbonate were invented, visors were opaque like a mask .
Combat helmets. The Enhanced Combat Helmet (ECH) is a made of high-strength polyethylene with superior ballistic protection compared to previous Kevlar helmets. The ECH is being issued only to deployed units and will be turned in upon return and given to other combat units. Previous helmets like the LWH are being retained for training and ...
The Lightweight Helmet (LWH), also known as the Lightweight Marine Corps Helmet [1] or Lightweight Marine Helmet, is an armored helmet that is used by the United States Marine Corps and U.S. Navy. It is the U.S. Marine Corps' replacement for the PASGT combat helmet and is derived from the Modular Integrated Communications Helmet .
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