Recent content by JS85

  1. J

    Strange Optics Ques: photon capture and reprod

    Haha... Just one more thing, this video is beautiful... http://graphics.stanford.edu/papers/lfcamera/lfcamera.avi
  2. J

    Strange Optics Ques: photon capture and reprod

    I actually had no knowledge of plenoptics or 4 or 5d representations of light http://en.wikipedia.org/wiki/4D_light_field#The_4D_light_field before I made this post. But it seems like, for a lensless camera to work, it would have to be able to measure, or infer the 5D characteristics of each...
  3. J

    Strange Optics Ques: photon capture and reprod

    So it seems that there is some degree of consensus that the most effective way of solving the problem is by using multiple lenses at various locations to estimate the "light field", using something like a plenoptic camera, (here: http://graphics.stanford.edu/papers/lfcamera/), and then...
  4. J

    How is sound waves with timbre, etc. represented electronically?

    The diaphragm of a microphone records a position at any given instant, not a frequency. Therefore, yes, a microphone can record multiple sine waves added together in a complex wave.
  5. J

    Strange Optics Ques: photon capture and reprod

    Strange Optics Question: photon capture and reproduction Imagine that you are sitting in your room staring out your window at a tree branch and a single leaf about to blow off. Suddenly someone comes up to you and says "You know that window, that's no ordinary window, it is actually a black...
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