A new Model 2020 rifle from Springfield Armory, the Heatseeker, will come wrapped in an aluminum Coyote Brown-colored chassis ...

Springfield Armory has announced the Springfield Armory Model 2020 Heatseeker, a compact chassis-based rifle crafted for ...

Optics and photonics is the study of the fundamental properties of light and harnessing them in practical applications. Optics and photonics covers the entire electromagnetic spectrum from high ...

Abstract: Although fiber-optic distributed acoustic sensing (DAS) has been widely applied for intrusion recognition in the perimeter security field, challenges still remain for high-accuracy ...