Iphone Flashlight
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Laura Sanchez Spring 2019 Return to Light lab
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An Ocean Optics photodiode array (PDA) was used to detect the light intensity emitted from the different flashlight settings preset on the Iphone XR. The Iphone XR has 4 settings on its flashlight functions that changed in brightness from low to high.
Figure 1. Emission spectra of light emitted from the flashlight of the Iphone XR at its different settings.