Extech EA31 EasyView Light Meter, 20,000Fc/20,000Lux

Extech EA31 EasyView Light Meter, 20,000Fc/20,000Lux
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Extech EA31 EasyView Light Meter, 20,000Fc/20,000Lux

Extech EA31 EasyView Light Meter, 20,000Fc/20,000Lux

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$136.07 /ea
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Extech EA31 EasyView Light Meter, 20,000Fc/20,000Lux
Choice of models for high intensity measurements Up to 400,000 Lux and 40,000 Foot candles


  • Compact and rugged design features large display
  • Multiple wide measuring ranges: Model EA30 - 40,000Fc in 4 ranges and 400,000Lux in 5 Ranges Model EA31 - 20,000Fc in 4 ranges and 20,000Lux in 4 ranges
  • Data hold freezes reading on display
  • MIN/MAX readings
  • Zero function
  • Cosine and color corrected measurements
  • Low battery and overrange indication
  • Auto power off to save battery life
  • Utilizes precision silicon photodiode sensor with 3ft coiled cable for easy storage
  • Complete with built-in stand, remote sensor with protective cover, protective rubber holster, and 6 AAA batteries
  • Additional features for Model EA30:
  • Large display with bargraph
  • Peak hold captures short light pulses to 100µSec
  • Relative function for zero or difference from reference value


Display 3-1/2 digit 2000 count LCD
Over range indication LCD displays ‘OL’
Spectral response CIE photopic (CIE human eye response curve) Cosine corrected
Spectral accuracy CIE V 2 function (f’1 6%)
Measurement Repeatability ±2%
Calibration Calibrated to a standard incandescent lamp at color temperature 2856°K
Temperature coefficient ±0.1% per °C
Sampling rate 2.5 times per second
Photo detector Silicon photo-diode and spectral response filter
Operating conditions Temperature 32 to 104 °F (0 to 40 °C)
Humidity <80% RH
Storage conditions Temperature 14 to 140 °F (-10 to 50 °C)
Humidity < 80% RH
Dimensions 5.91 x 2.8 x 1.4" (150 x 72 x 35mm)
Weight Approx. 11.3 oz. (320g) with battery
Photo Detector Dimensions 3.62 x 2.36 x 1.14” (92 x 60 x 29mm)
Detector cable length 3’ (91cm) approximately
Low battery indication “BT” appears on the LCD
Power supply 6 ‘AAA’ cells; Battery life approx 400 hours


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