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 | Path: news.nzbot.com!not-for-mail From: "Bob (not my real pseudonym)" <invalid@invalid.invalid>
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 Subject: Re: This Is What USAF Bomber Pilots Would Wear During a Nuclear Apocalypse - PLZT googles.jpg
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 On 28 Feb 2017 20:30:09 -0800, Miloch <Miloch_member@newsguy.com>
 wrote:
 
 >more at
 >http://www.thedrive.com/the-war-zone/7975/this-is-what-usaf-bomber-pilots-would-wear-during-a-nuclear-apocalypse
 >
 >During a nuclear exchange, as B-52H and B-2A pilots make their way to and from
 >their targets, flashes from nuclear detonations would have the ability to
 >temporarily blind them, making flying their aircraft impossible. This
 >intermittent blindness could last two minutes during the day, or up to ten
 >minutes at night. Different countermeasures were developed during the Cold War
 >to counter this physiological reality. These included constructing thermal
 >curtains to cover the B-52's windows, along with a television camera and FLIR
 >system that, along with the BUFF's instruments, allow pilots to continue on
 >their mission without external visibility. Polarized Lead Zirconium Titanate
 >(PLZT, pronounced "plizzit") flash blindness goggles are also used for the same
 >purpose, and they look as otherworldly as can be.
 >
 >PLZT goggles attach to the pilot's helmet and are interfaced with a igloo
 >cooler-like control and power supply unit (see the whole system here). The
 >system works to detect dramatic and fast changes in light. When that a happens,
 >a circuit is broken. This triggers the goggles to quickly turn opaque. Once the
 >light has returned to normal the goggles will turn translucent again.
 >Flightgear.dk does a great job at describing this unique and somewhat obscure
 >system and its genesis in great detail:
 >
 >more at
 >http://www.thedrive.com/the-war-zone/7975/this-is-what-usaf-bomber-pilots-would-wear-during-a-nuclear-apocalypse
 
 Yeesh.  All it needs is the 'clank!' as he whacks it into the bulkhead
 of the Millennium Falcon...
 
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