TES-137 Luminance Meter

TES-137 Luminance Meter
FEATURES:
*TES-137 Luminance Meter
*Product Features
*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.
Specification:
*Electrical Specifications:
*Display Dual display 4 digit LCD read out.
*Measuring range 9.999, 99.99, 999.9,9.999k, 99.99k, 999.9k, 1999kcd/m29.999, 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 25℃/77℉)
*CIE Photopic f '1 ≦6%
*Temperature Characteristics ±0.1%/ ℃
*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
*Power Source 6 pcs 1.5V AAA size Battery