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2. American Optical Company - Wikipedia

   en.wikipedia.org/wiki/American_Optical_Company

   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 ...

3. Aviator sunglasses - Wikipedia

   en.wikipedia.org/wiki/Aviator_sunglasses

   The HGU-4/P design frame allowed the visor to reliably clear the aviator's spectacles when a flight helmet is worn, and covers the full field of vision. The frame additionally features bayonet temples designed to slip under a flight helmet or other headgear and was more compatible with oxygen masks.

4. Flight helmet - Wikipedia

   en.wikipedia.org/wiki/Flight_helmet

   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 ).

5. Helmet-mounted display - Wikipedia

   en.wikipedia.org/wiki/Helmet-mounted_display

   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.

6. Lightweight Helmet - Wikipedia

   en.wikipedia.org/wiki/Lightweight_Helmet

   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 .

7. Doctors Agree: These Futuristic Helmets Could Help Grow Your ...

   www.aol.com/lifestyle/doctors-agree-futuristic...

   Nowadays there are futuristic helmets that bring light-based therapy into the comfort of your home, new products that contain peptides and growth factors and microneedling tools to help get those ...