TES-137 7 Step Light Meter Screen Luminance Meter 0.01 to 1999k

Product introduction:

  • Dual Display, 4-digit LCD reading.

  • Spectral Sensitivity close to CIE photopic Curve.

  • Measuring Levels Ranging 0.01 to 1999k cd/m2, 0.001 to 580.0k fL, Autoranging 7 step.

  • Accurate and Instant response.

  • Luminance ratio A/B, deviation %A,different B-A and peak luminance measurements.

  • User calibration factor and color-correction functions.

  • Accumulation luminance measurement.

  • Max/Min/AVG function.

  • Backlit function.

  • Comparator function.

  • Auto power off function.

  • Data Hold function.

  • Data memory and read function.

  • Data logger function.

  • USB Interface.

Application: 

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:

 

Display

Dual display 4 digit LCD read out.

Measuring range

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)

Measuring Angle

E2°

Overrange Display

OL is displayed

Resolution

0.01 cd/m2, 0.001 fL

Accuracy

±3% rdg ±5dgt (C brated to standard
incandescent lamp, 2856°Κ, at 25C/77F)

CIE Photopic f '1

<6%

Temperature Characteristics

±0.1%/ C

Measuring Rate

Approximately 5 time/sec

Photosensor

Silicon photodiodes

Data Memory Capacity

200 sets. (Direct reading from LCD display)

Data Logger Capacity

microSD CARD 4GB

Operating / Storage Conditions

0C to 50C<80% RH 
-10C to 60C <70%RH

Power Source

6 pcs 1.5V AAA size Battery( Not incllude)

Battery Life (typical)

50 hours

Photosensor Lead Length

90 cm (approx.)

Photosensor Dimensions

40=×158(L)mm

Dimension

150(L) × 72(W) × 35(H)mm

Weight

Meter: 235g, Photosensor: 210g

Accessories

Carrying case, Instruction manual, Battery, CD software, USB cable.

 

 

General
Function ser calibration factor and color-correction functions.
Weight Meter: 235g, Photosensor: 210g
Size 150(L) × 72(W) × 35(H)mm

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TES-137 LIght Meter Screen Luminance Meter 0.01 to 1999k

  • Product Code: TES-137
  • Availability: In Stock
  • $460.00


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