Extech HD450 Heavy Duty Light Meter


Key Features:

  • Datalogger automatically stores up to 16,000 readings or manually store/recalls up to 99 readings
  • Wide range: 4,000 Fc or 40,000 Lux
  • Cosine and color corrected measurements
  • Utilizes precision silicon photo diode with spectral response filter
  • Peak mode (10 uS) captures highest reading
  • Relative mode tracks changes in light levels
  • Min/Max and Data Hold
  • Large backlit LCD display with 40-segment bar graph
  • Heavy Duty rugged molded housing
  • Built-in USB port with easy to use Windows® based software
  • Includes light sensor with 3ft (1m) cable and protective cover, Windows® compatible software with USB cable, hard carrying case, and 9V battery

Secured and trusted checkout with

The Extech HD450 Datalogging light meter automatically stores up to 16,000 readings or manually store/recall up to 99 readings.
Fc Range
Lux Range
Max Resolution
Datalogging (HD450)
PC interface
40, 400, 4000, 40.00kFc
400, 4000, 40k, 400kLux
±5% rdg
16,000 continuous readings; 99 selected readings
6.7 x 3.1 x 1.6” (170 x 80 x 40mm)
13.7oz (390g)
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