Armasight Collector 320 1.5-6x19 vs Armasight Sidekick 320
The Collector 320 1.5-6x19 runs a 320×240 core at 12 µm behind a 19 mm lens; the Sidekick 320 runs 320×240 at 12 µm behind 9.1 mm. On the Johnson yardstick they detect a person at 396 m and 190 m and recognize one at 99 m and 47 m; the boxes say 708 m and 331 m. The Sidekick 320 is lighter by 9.3 oz. Approximate prices are ~$1,299 and ~$1,049.
Estimated range, standing human, clear air
IdentifyRecognizeDetectBox claim
Armasight Collector 320 1.5-6x19320×240 · 12 µm · 19 mm
61 m identify99 m recognize396 m detectbox says 708 m (human-sized target)
Armasight Sidekick 320320×240 · 12 µm · 9.1 mm
29 m identify47 m recognize190 m detectbox says 331 m (human-sized target)
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Estimated from pixel pitch and lens focal length using the Johnson criteria (2, 8 and 13 pixels across a 0.5 m human critical dimension), clear air, 50 % probability. A model of the optics, not a measurement — real range depends on temperature contrast, humidity and the animal.