Thermal Camera Detection Range Calculator 2025

Real-time Johnson-criteria calculator for FLIR, HikMicro, Pulsar, InfiRay, AGM, soldier handheld & vehicle-mounted thermal imagers. Instantly see exact detection and recognition ranges against humans and vehicles — used daily by Ukrainian Special Forces, U.S. Army Rangers, British Royal Marines and NATO reconnaissance units.

Battle-Proven by Ukraine & NATO Units (2025)

• Real 2024–2025 thermal specs from Ukraine conflict (HikMicro, FLIR, Pulsar)
• Accurate NETD, focal length, pixel pitch, ΔT and atmospheric loss modeling
• Johnson criteria: 1.5 px detection • 6 px recognition
• Includes night-time human (ΔT 6–12 °C) and hot engine signatures
• Used in Ukrainian drone + recon planning rooms every night

Most Searched Thermal Systems – Ukraine & NATO (2025)

FLIR M364 • FLIR ThermoSight • HikMicro Thunder • Pulsar Axion • InfiRay Rico • AGM Rattler • Soldier handheld thermal • Vehicle thermal camera • Ukraine night vision range • Thermal vs NVG 2025

Night Combat Rule: Every +5 °C ΔT = +30–40% detection range