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Flicker400
Light Source Modulation Characterisation
 
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    - Close-match photometric detector, High-speed amplifier ¹× Data acquisitionÀ¸·Î ±¸¼º, ³ôÀº Á¤È®µµ ¹× ¹Ýº¹ ÀçÇö¼ºÀÇ Flicker percent, Frequency ¹× Index Ư¼º Æò°¡ °¡´É

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  • DH400-VL v-lambda detector, ORM400 photometric detector, 477 Amp ¹×
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Flicker400 Application

  • ENERGY STAR¢ç Method of Measurement for Light Source Flicker
  • California Energy Commission Appendix JA10
  • 89-2015 - IEEE Recommended Practices for Modulating Current in High-Brightness LEDs for Mitigating Health Risks to Viewers
  • UEFA Stadium Lighting Guide 2016
  • CIBSE LG04 Lighting Guide 04: Sports Lighting - LG4
  • ASSIST recommends¡¦Recommended Metric for Assessing the Direct Perception of Light Source Flicker, Volume 11, Issue 3 (ASSIST 2015)

ÃøÁ¤°á°ú ÆĶó¹ÌÅÍ

  • Percent flicker
  • Flicker index
  • Flicker frequency

Photometric Detector/ ORM400
Spectral function CIE 1924 V(¥ë) Spectral Luminous Efficiency Function for Photopic Vision
Spectral response range 380-780nm
Photopic match, f1 <3%
Angular response, f2 <1.5%
Linearity, f3< < .2%
Typical responsivity 5x 10-10A/lux
Calibration traceability Physikalisch-Technische Bundesanstalt (PTB, Germany)
Diffuser diameter 7mm
Stray light suppression Variable aperture baffle tube
Connector BNC
Amplifier gain ranges 1010-105 V/A
Maximum input 100µA
Input impedance Virtual ground
Gain accuracy & stability ¡¾1 %, 200 ppm/ ¡ÆC
Output stability 5-500 ppm/ ¡ÆC dependent on gain range
ADC resolution 4 ¨ö digit BCD (0 to 19999) (>14 bit resolution)
Luminous intensity range 0.01D2-200000D2 (D photometric distance (m))
 
 
 
 
 
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