Armasight Sidekick 640 Thermal Monocular
Best lightweight thermal optic for professional night time observation.
This is the rare thermal optic that manages to pack serious, high-resolution clarity into a footprint small enough to mount on a helmet. You sacrifice the long-range magnification of larger units, but you gain unmatched mobility and hands-free situational awareness that makes it indispensable for tracking in total darkness.
$2499.00
at
Armasight
Who it's for
- Professional hunters needing high-definition thermal identification in total darkness
- Tactical operators prioritizing lightweight gear for extended nighttime missions
- Search and rescue teams tracking fast-moving subjects across rugged terrain
Who should skip it
- Budget-conscious outdoor enthusiasts looking for an entry-level thermal solution
- Long-duration campers without access to consistent recharging or spare batteries
- Cold-weather users operating in extreme environments requiring heavy hand protection
Performance breakdown
Thermal Resolution
The 640-resolution sensor delivers exceptionally crisp, detailed heat signatures.
Portability
Palm-sized form factor makes this one of the most maneuverable optics available.
Refresh Rate
Fast 60Hz processing ensures smooth, fluid tracking of moving targets.
Build Durability
Rugged ULTEM composite housing handles demanding field conditions with ease.
Versatility
Seamlessly transitions between handheld scanning and hands-free helmet mounting.
Battery Efficiency
Short runtime on single CR123A batteries requires careful power management.
Key Specs
Detector
ArmaCORE 640x480 Gen 3 12um Thermal Core
Refresh Rate
60 Hz
Thermal Sensitivity
NETD < 40mK
Detection Range
709m
Recognition Range
177m
Identification Range
111m
Eye Relief
15 mm
Field of View
24.16°(H) x 17.37°(V)
Field of View at 1000 Yards
128.41 feet
Optical Magnification
1.0x
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