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IO Rodeo

630nm LED board

630nm LED board

Regular price $ 7.00 USD
Regular price Sale price $ 7.00 USD
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630 nm red light LED board for use with the Open Colorimeter with STEMMA QT for connecting to the Adafruit STEMMA QT TSL2591 High Dynamic Range Digital Light Sensor board via a 4-pin cable and JST SH connectors. 


  • Open hardware. KiCad design files @
  • Dimensions: 25.4 mm x 20 mm x 1.6 mm
  • Two 4-pin JST SH connectors (QWIIC/STEMMA QT)
  • Four M2.5 through holes for mounting e.g. to a cuvette holder
  • 0603 surface mount LED and resistor
  • Peak wavelength: 630 nm
  • Dominant wavelength: 618-628 nm
  • Bandwidth: 20 nm
  • Luminous intensity: 100 mcd
  • Viewing angle: 120°
  • Mfr Part #: E6C0603URAC1UDA
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