Lafayette LM-1 - Mini luxmeter

Ref: lm1

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Lafayette LM-1


  • Easy to use , pocket-sized and lightweight.
  • It displays the light intensity value accurately both in Candles (Fc) and in Lux covering a very wide measurement range.
  • Measures from 0 to 40000 Lux/Fc in four ranges
  • Resolution 0.1Lux/Fc.
  • Automatic range setting .
  • Withholding maximum value .
  • Light-sensitive backlit LCD .
  • Automatic shutdown function .

Technical specifications:

  • 3½ digital LCD display : displays up to 1999 and indicates light intensity Lux/Fc, low battery and maximum value.
  • Out of range: indication of exceeding range (“OL”)
  • Low battery indication: The battery icon is displayed to indicate that the charge is falling below the optimal operating value.
  • Sampling rate: 2.5 times per second, nominal.
  • Storage temperature: -10°C to 60°C (14°F – 140°F) with relative humidity <80%.
  • Operating temperature and humidity: 0°C to 40°C (32°F – 104°F) and relative humidity from 0% to 80%.
  • Auto shut-off: The appliance turns off automatically after approximately 15 minutes of inactivity.
  • Power supply: standard 9V battery.
  • Dimensions: 157x54x34 mm
  • Weight: 170g.


  • Measuring range: 200, 2000, 20000, 40000 Lux/Fc (1Fc=10.76 Lux)
  • Accuracy: ±5% rdg ±10dgts (<10000 Lux/Fc)
  • Accuracy: ±10% rdg ±10dgts (>10000 Lux/Fc) (reading range 20000 x10, reading
    range 40000 x100)
  • Overexposure indication: “OL” is displayed (calibrated to a standard incandescent lamp with a color temperature of 2856k)
  • Repeatability: ± 2%
  • Temperature: ±0.1% /°C
  • Light sensor: silicon photo diode with filter


Data sheet

Analizzatori ambientali
Compatible brand
Analizzatori ambientali

Specific References


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