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1x. The AN/PSQ-20 Enhanced Night Vision Goggle ( ENVG) is a third-generation passive monocular night vision device developed for the United States Armed Forces by ITT Exelis. It fuses image-intensifying and thermal-imaging technologies, enabling vision in conditions with very little light. The two methods can be used simultaneously or individually.
Polycarbonate. Polycarbonates ( PC) are a group of thermoplastic polymers containing carbonate groups in their chemical structures. Polycarbonates used in engineering are strong, tough materials, and some grades are optically transparent. They are easily worked, molded, and thermoformed. Because of these properties, polycarbonates find many ...
Pullstring. Japanese spinning tops with pullstrings. A pullstring ( pull string, pull-string ), pullcord ( pull cord, pull-cord ), or pullchain ( pull-chain, pull chain) is a string, cord, or chain wound on a spring -loaded spindle that engages a mechanism when it is pulled. It is most commonly used in toys and motorized equipment.
And, you don't have to worry about the goggles slipping down your face. Shop Now. Swim Goggles. amazon.com. $24.95. Splash Goggles. More. The wide, stretchy strap makes for easy-on, easy-off ...
First-person view through night-vision goggles of the FBI Hostage Rescue Team using an airboat. A night-vision device (NVD), also known as a night optical/observation device (NOD) or night-vision goggle (NVG), is an optoelectronic device that allows visualization of images in low levels of light, improving the user's night vision.
Ukuleles. Amplifiers. Parent. U.S. Music Corp. Website. washburn.com. Washburn Guitars is an American brand and importer of guitars, mandolins, and other string instruments, originally established in 1883 in Chicago, Illinois. The Washburn name is controlled by U.S. Music Corp., a subsidiary of Canadian corporate group Exertis|JAM.
6. Donkeys Pull Their Own Weight - Literally. Donkeys have been used as pack and work animals for millennia due to their ability to navigate rough terrain, their stamina, and their strength - big ...
Swedish goggles. A picture of various pairs of "swedish" style goggles. Note the different nose pieces and the lack of a traditional seal around the eye. Swedish goggles are a classic and popular type of swimming goggles worn by many competitive swimmers. The original Swedish goggles were produced by the Swedish company Malmsten AB and were ...