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Results 31 - 33 of 33 for Photographic
  • Holograms and How Holograms Are Made
    Article - 27 Jan 2008
    Holograms are no longer a mysterious part of science fiction. They are now an integral part of numerous consumer goods including credit cards, drivers licences, software CDs and even the cash currency...
  • Inexpensive Adaptive Optics
    Article - 6 Jan 2008
    Adaptive optics is an efficient but expensive way to correct distortions in laser beams.
  • Polarizer - Basic Definition and Types of Polarizers
    Article - 21 Oct 2007
    A polarizer is a device that converts a beam of electromagnetic waves such as light which is unpolarized or mixed-polarization into a beam with a single linear polarization state.

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