Handheld Light Meter Luminometer 99999 Lumen Digital Lux Tester High-sensitivity

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Light Meter Handheld Luminometer 99999 Lumen Digital Lux Tester High-sensitivity
The meter measures the visible light from fluorescent, metal halide, high-pressure sodium or incandescent sources.
One LUX(Lumen) is the illumination from a one candela lamp perpendicular to a surface one meter squared at a distance of one meter. One foot-candle(Fc) is the illumination from a one candela lamp perpendicular to a surface on foot squared at a distance of one foot.
General Specification
Sampling Rate:
2.5 times per second for digital display
Display:
LCD
Sensor:
Silicon photodiode and filter
Power Supply:
9V battery, 6F22 or equivalent, 1 piece
Enviroment:
Indoor operation
Operating Condition:
-10°C to 50°C, <80%RH
Storage Condition:
-10°C to 50°C, <70%RH
Dimensions:
192*67*44 mm
Altitude:
Up to 2000m
Weight:
about 198g
Technical Specification
Mearsuring Range:
0-99999 Lux, 0-9999 Foot candles
Accuracy:
±3% (Calibrated to standard incandescent lamp at 2854°K)
±6% other visible light sources
Angle deviation from cosine characteristics
30° ±2%
60° ±6%
80° ±25%
Cosine Angular corrected per JIS C 1609:1993 and CNS 5119 general A class specifications
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