Extech VIR50
Dual Laser IR Video Thermometer
2.2" Color TFT LCD Display and Built-in Camera

  • Built-in VGA (640 x 480) Camera
  • MicroSD card for capturing images (JPEG) and video (3GP) for viewing on your PC
  • Dual laser indicates ideal measuring distance where the two laser points converge to a 1" target spot
  • Fast 150 millisecond response time, color LED bargraph for viewing trends
  • Type K Thermocouple input
  • Air Temperature and Relative Humidity measurement
  • Adjustable emissivity increases measurement accuracy for different surfaces
  • Adjustable High/Low set points with audible alarm alerts user when temperature exceeds the programmed set points
  • MAX/MIN/AVG/DIF functions, Auto Power Off
  • USB interface
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Product Information
Datasheet 260 KB PDF
Manual 619 KB PDF
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This Extech VIR50 Dual Laser IR Video Thermometer is capable of making non-contact (infrared) and contact (thermocouple) temperature measurements. The built-in camera offers still image and video capturing functionality for documenting measurement locations. The meter includes a micro SD card slot for offloading still images and video.

The built-in laser pointer increases target accuracy while the backlit LCD and handy push-buttons combine for convenient, ergonomic operation. This meter is shipped fully tested and calibrated and, with proper use, will provide years of reliable service.

Laser Convergence Distance 50" (127cm)
IR Temperature Range -58 to 3992°F (-50 to 2200°C)
Repeatability ±0.5% or 1.8°F/1°C
Basic Accuracy ±(1% of rdg + 4°F/2°C) (31 to 212°F)
Max resolution 0.1°F/°C
Emissivity 0.10 to 1.00 Adjustable
Field of View (Distance to Target) 50:1
Type K Temperature Range -58 to 2498°F (-50 to 1370°C)
Air Temperature Range 32 to 122°F (0 to 50°C)
Relative Humidity 0 to 100%RH
LCD Display 2.2” TFT 320 x 240 pixels
Camera 640 x 480 pixels
Dimensions 7.4x6.0x2.2" (189x152x57mm)
Weight 17.4oz (494g)
Ordering Information
Model  Description Buy Online Price
VIR50 Extech VIR50 Video IR Thermometer  Buy Now $499.99
VIR50-NISTL Extech VIR50-NISTL Video IR Thermometer with NIST Buy Now $699.99
Included Items
  • 1 - microSD card
  • 1 - General purpose Type K bead wire probe
  • 1 - USB cable
  • 1 - Rechargeable 3.7V battery
  • 1 - Carrying case
Optional Accessories
BATT-37V Extech BATT-37V Rechargeable 3.7 Volt Battery for VIR50 Buy Now Sale $35.19
(Reg. $39.99)

*NOTE: Items ordered with optional NIST calibration will require
approximately 10 days to complete the certification.