Mini Photometer Prototype

  • Target accuracy: .01 unit pH
  • arduino uno microprocessor
  • optical components
    • 434 nm LED
    • 578 nm LED
    • TSL257  light sensor
  • display : 16×2 lcd analog display
  • construction:
    • soldered wirewrap
    • stamp style component breakout circuit boards
  • plastic box
  • chassis hardware
    • 4-40
    • recycled plastics
  • Versions of the sample holder assembly.
    • v1 300ml jar
    • v2 3ml cuvette experiment,
    • v3 3 ml cuvette holder using scavanged HP cuvette holder.
    • v4 3 ml laser cut cuvette holder

 

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