IR Sensor: 640 × 480 (307,200 measurement pixels)

Thermal Sensitivity: <0.03°C at +30°C

Field of View: 28° × 21°

Image Frequency: 30 Hz

Accuracy: ±1°C (±1.8°F) or ±1% at 25°C for temperatures between 5°C to 150°C

±2°C (±3.6°F) or ±2% of reading at 25°C for temperatures up to 1200°C

Temperature Range: -40° to +2000°C T640/T660

Temperature Range: -40° to +650°C T620 (optional up to 2000°C)