Light meters, sometimes referred to as lux meters, are instruments that measure light levels or light pollution. You can find out more in our guide to light meters.
How is light measured?
Light can be measured in different ways with different light measurement instruments:
Accurate, Accurate, Auto Power Off Function, Data Hold, Instant Response, Peak Hold Function, Relative Function, Auto Power Off Function, Data Hold, Instant Response, Peak Hold Function, Relative Function
Overload Indication: LCD Screen Will Show OL on the Upper Left-Hand Corner, Cosine Angular Corrected, Light Source Selection and Calibration, Low Battery Indication, Measuring Intensities of Illumination in Lux or Footcandles, Zero Adjustment, Auto Ranging, Spectral Response Close to CIE Luminous Spectral Efficiency, Memory Function, Data Hold, According to JIS C1609: 1993 and CNS 5519 General a Class Specifications, Measuring Lights Source: LED White Light and All Visible Light, Auto Power Off and Disable Function, Relative Spectral (Sensitivity), Maximum/Average/Minimum Hold, Sampling Rate : 2.5 Times per Second for Digital Display
±0.02 % (XY/800 lx Standard Illuminant), ±0.02 (XY/800 lx % @ Standard Illuminant A Measured), ±3 (EV Linerarity) %, ±3 % (EV Linerarity)
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Silicon Photocell
50h
AAA
Battery
345g
User calibration, USB Interface, Illuminance max/min measurement, Data Logger, User reference value setting, Triple Display, LED Colour Bin select, 4-Digit LCD Reading, Data memory and read, Data Hold, Auto Power Off
±3 (Calibrated to Standard Incandescent Lamp (2856 K % @ +25°C or +77°F)), ±5 (Calibrated to Standard Incandescent Lamp (2856 K % @ +25°C or+77°F))
0.01 lx
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Single Primary
50h
AAA
Battery
345g
Data Logger Function, Comparator Function, Spectral Sensitivity Close to CIE Photopic Curve, User Calibration Factor and Color-Correction Functions, Accurate and Instant Response, Data Hold Function, Backlit Function, USB Interface, Accumulation Luminance Measurement, Data Memory and Read Function, Autoranging 7 Step, Luminance Ratio A/B, Different B-A and Peak Luminance Measurements, Dual Display, Max/MiVG Function, Deviation % A, 4-Digit LCD Reading
Accurate, Accurate, Auto Power Off Function, Data Hold, Instant Response, Point Average Function, Auto Power Off Function, Data Hold, Instant Response, Point Average Function
Accurate, Accurate, Auto Power Off Function, Data Hold, Instant Response, Point Average Function, Auto Power Off Function, Data Hold, Instant Response, Point Average Function
Accurate, Accurate, Auto Power Off Function, Data Hold, Instant Response, Peak Hold Function, Relative Function, Auto Power Off Function, Data Hold, Instant Response, Peak Hold Function, Relative Function
Adjustable Data Sampling Rate, Offset Adjustment, MAX Readings, Wide Range, Datalogger Date/time Stamps and Stores Readings, Large Backlit LCD Display, Stores Readings, Record/Recall MIN, Cosine and Color-Corrected Measurements, Type K/J Thermocouple Input, Data Hold Plus Auto Power Off With Disable Function