TES-137 Luminance Meter luxmeter light meter Resolution 0.01 cd/m2, 0.001 fL
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Dual Display, 4-digit LCD reading.
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Spectral Sensitivity close to CIE photopic Curve.
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Measuring Levels Ranging 0.01 to 1999k cd/m2, 0.001 to 580.0k fL, Autoranging 7 step.
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Accurate and Instant response.
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Luminance ratio A/B, deviation %A,different B-A and peak luminance measurements.
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User calibration factor and color-correction functions.
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Accumulation luminance measurement.
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Max/Min/AVG function.
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Backlit function.
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Comparator function.
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Auto power off function.
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Data Hold function.
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Data memory and read function.
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Data logger function.
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USB Interface.
Luminance measurement of LCDs, CRTs, LEDs, etc.
Luminance measurement of street lighting, tunnel lighting, etc.
Measurement of airport lighting facilities.
Transmittance measurement for LCD polarizing plates and various filters.
Measurement of medical lighting.
Illuminance irregularities of automobile license plates.
Luminance measurement of various lighting facilities, etc.
Electrical Specifications:
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Display
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Dual display 4 digit LCD read out.
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Measuring range
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9.999, 99.99, 999.9, 9.999k, 99.99k, 999.9k, 1999k cd/m2
9.999, 99.99, 999.9, 9.999k, 99.99k, 580.0k fL
Auto ranging (7 step)(1 fL = 3.426 cd/m2)
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Measuring Angle
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E2°
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Overrange Display
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OL is displayed
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Resolution
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0.01 cd/m2, 0.001 fL
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Accuracy
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±3% rdg ±5dgt (C brated to standard
incandescent lamp, 2856°Κ, at 25C/77F)
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CIE Photopic f '1
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<6%
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Temperature Characteristics
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±0.1%/ C
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Measuring Rate
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Approximately 5 time/sec
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Photosensor
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Silicon photodiodes
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Data Memory Capacity
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200 sets. (Direct reading from LCD display)
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Data Logger Capacity
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microSD CARD 4GB
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Operating / Storage Conditions
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0C to 50C<80% RH
-10C to 60C <70%RH
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Power Source
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6 pcs 1.5V AAA size Battery
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Battery Life (typical)
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50 hours
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Photosensor Lead Length
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90 cm (approx.)
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Photosensor Dimensions
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40=×158(L)mm
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Dimension
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150(L) × 72(W) × 35(H)mm
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Weight
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Meter: 235g, Photosensor: 210g
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Accessories
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Carrying case, Instruction manual, CD software, USB cable.
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