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  2. Camera scanning (negatives), spectral lighting testing, Dynamic range tests
  3. Spectral analysis of different light sources

Spectrum 2

Spectrums of different light bulbs. Through a 500 lines/mm linear diffraction grating.
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Alzo full spectrum CFL
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Alzo full spectrum CFL

  • Indoor Sunshine full spectrum CFL
  • Home Depot EcoSmart "True Color" CFL
  • n:vision daylight CFL (no claim for full spectrum)
  • Alzo full spectrum CFL
  • Adorama 85W full spectrum CFL
  • Home Depot EcoSmart soft white CFL (no claim for full spectrum)
  • Philips soft white CFL (no claim for full spectrum)
  • Real tungsten incandescent bulb
  • Philips EcoVantage soft white incandescent bulb (72w = 100w)
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