HD450: Datalogging Heavy Duty Light Meter


  • Automatically stores up to 16,000 readings or manually store/recall up to 99 readings
  • Large backlit LCD display with 40-segment bar graph
  • Wide range to 40,000Fc or 400,000 Lux
  • Cosine and color corrected measurements
  • Utilizes precision silicon photo diode and spectral response filter
  • Peak mode (10mS) captures highest reading
  • Relative mode indicates change in light levels
  • Min/Max and Data Hold
  • Backlight for readings in low light levels
  • Heavy Duty rugged double molded housing
  • Built-in USB port

View the complete Extech Light meter series here or contact us for more information.

Available on back-order

SKU: hd450-datalogging-heavy-duty-light-meter Category: Tags: , , , , ,


Specifications Range
Display 4000 count backlit LCD
Fc Range 40, 400, 4000, 40kFc
Lux Range 400, 4000, 40k, 400kLux
Max. Resolution 0.01Fc/0.1Lux
Basic Accuracy ±5%
Cosine & Color Corrected Yes
PC Interface USB with software included
Datalogging 16,000 data (continuous)/ 99 data (manual)
Dimensions 6.7x 3.1×1.6″ (170x80x40mm)
Weight 13.7oz (390g)