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Summary Lighting Technology

Course
- Lighting Technology
- Juliette van Duijnhoven
- 2018 - 2019
- Technische Universiteit Eindhoven
- Human-technology Interaction
234 Flashcards & Notes
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A snapshot of the summary - Lighting Technology

  • 1 Light and Radiation

  • The propagation speed in a medium is dependent on ...
    the refractive index n
  • Optical radiation ranges from ...nm to ...nm
    1nm - 1000 nm
  • 2 Lighting Quantities and Definitions

  • 2.1 Transition from radiometric to photometric quantities

  • Xe; where does the e stand for?
    energy -> indicates that this is a radiometric quantity
  • What is the maximal eye sensitivity for photopic and scotopic vision?
    p: 555nm s: 507nm
  • What follows an additivity theorem so that the transition from a spectral power distribution of a radiometric quantity follows a function?
    Brightness perception
  • 2.2 Photometric quantities

  • A planar angle is formed..
    by two rays originating in the same point called vertex
  • A solid angle is formed by ...
    a bundle of rays originating in the same point forming an area
  • Luminous intensity (symbol)
    I in candela [cd] = lm/sr -- used to characterize the distribution of a lamp
  • 2.4 Additional important terms from Lighting and Physics

  • CIE standard illuminant A
    spectrum is one of a black body radiator with a distribution temperature of 2856 K
  • CIE standard illuminant D65
    Spectrum is used for comparison with daylight
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