IR Defense Corporation was created to build and deliver high quality thermal systems at affordable prices in the United States - and that's what they do! IR Defense is a leading manufacturer of thermal weapon sight and monoculars that meet the stringent demands of out warfighters. Every product is carefully assembled and precision tested to ensure top-notch performance that you can rely on in any situation. The highly talented staff at IR Defense consists of industry professionals, shooters and veterans that have many decades of background and experience to help build thermal products that make sense and get the job done in the best way possible. Here at OpticsPlanet, we know you'll love what IR Defense Corp has to offer, so we compliment your purchase with FREE SHIPPING on orders over $49. Contact our product experts with any questions you might have, and don't forget to browse our helpful How-To Articles and informative Blog Posts. For advanced sights by shooters, for shooters, choose IR Defense.