A quantum microsatellite, with a payload weighing only 23 kilograms, in combination with portable ground stations that weigh merely 100 kilograms, is capable of performing space-to-ground real ...

Integrated optics is a system of light-controlling components combined into a single device. The ultimate aim is to create miniature optical circuits similar to the silicon chips that have ...

The 3-9x40 Crossfire II riflescope is one of many configurations in the Crossfire II line. The V-Brite reticle uses the V-Plex format with battery-powered electronics to brighten the center dot.

The 3-9x40 Crossfire II riflescope is one of many configurations in the Crossfire II line. The Dead-Hold BDC reticle is good for hunting at varying ranges where estimating holdover is a concern.