by Armasight
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Armasight Contractor 640 Thermal Weapon Scope with ArmaCORE 12 micron sensor. It features a wireless communication interface, GPS and internal memory in a compact housing. The design achieves reductions in size and weight while maintaining imaging performance. Magnification 2.3-9.2x with a 35mm objective for versatile engagement ranges.
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An analysis of AR-15 optic mounting heights, how height-over-bore affects zero offset and holdovers, and the tradeoffs between absolute co-witness, lower-third, and taller mounts.
6 min read
Guide
A high-level overview of the main optic categories, explaining tradeoffs between speed, versatility, and precision for AR-15 builds.
7 min read