เครื่องวัดแสง รุ่น 401025-NIST แบรนด์ Extech

Light Meter

Measures light levels to 5000 Fc (Foot-candles) and 50,000 Lux with 5% accuracy. This product includes a Traceable Certificate with full Data and Uncertainties.

FEATURES

• Accurately displays light levels in terms of Fc or Lux over three ranges
• Resolution of 0.1Fc or 1Lux with 5% accuracy
• Select fast (1 second) or slow (2 seconds) response
• 1mV per count analog output for capturing readings to a recorder
• Precision photo diode and color correction filter
• Complete with 9V battery