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🎥 Surveillance

🎥 Lens Focus Tool

Calculate optimal camera lens focal length (2.8mm / 4mm / 6mm / 12mm), Field of View, and DORI distance for Lens Focus Tool.

Core Formula / Standard Focal Length (mm) = (Sensor_Width_mm × Distance_m) / Target_Scene_Width_m

About Lens Focus Tool (Surveillance)

Calculate optimal camera lens focal length (2.8mm / 4mm / 6mm / 12mm), Field of View, and DORI distance for Lens Focus Tool.

Standard Formula & Methodology: Focal Length (mm) = (Sensor_Width_mm × Distance_m) / Target_Scene_Width_m

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