Sword started as a component manufacturer for companies like Extreme and Tru-Glo. Mainly mfg'd the pin assemblies plus fiber-optic rifle sights. They started building sights on a small scale, and broke into the market at the ATA Show in '05. They have a large variety of sights of varying prices and performance. The Twilight hunter has extended unbreakable fiber-optics and is the brightest of the sights they offer.