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Results 4571 - 4580 of 4736 for Space
  • New Feat of Optical Technology for Distortion-Free Wide-Angle Images
    News - 8 Jul 2007
    South Korean researchers have designed and built an inexpensive optical lens that collects light from a large area and produces a virtually distortion-free wide-angle image. Standing in contrast to...
  • New Optics Technology for Extremely Large Telescopes
    News - 8 Jul 2007
    On the evening of 25 March 2007, the Multi-Conjugate Adaptive Optics Demonstrator (MAD) achieved First Light at the Visitor Focus of Melipal, the third Unit Telescope of the Very Large Telescope...
  • Incandescent Light Bulbs - Structure, Applications & Power Consumption
    Article - 6 Oct 2007
    In this article we examine the structure, applications and power consumption of incandescent light bulbs.
  • Artificial Star
    News - 5 Jul 2007
    On 28 January 2006, at 23:07 local time, a laser beam of several watts was launched from Yepun, the fourth 8.2m Unit Telescope of the Very Large Telescope, producing an artificial star, 90 km up in...
  • Wave Optics Theory of Light
    Article - 30 Aug 2007
    The behavior of light is explained by a combination of Ray Theory and Wave Theory. Historically, light was studied as rays; progress in electromagnetic theory led to the understanding of light as an...
  • Adaptive Optics Help Sharpen Night Sky
    News - 5 Jul 2007
    An artificial, laser-fed star now shines regularly over the sky of Paranal, home of ESO's Very Large Telescope, one of the world's most advanced large ground-based telescopes. This system...
  • Electrons Observed in Tunnelling Process
    News - 5 Jul 2007
    We have to climb a mountain in order to conquer it. In quantum physics there is a different way: objects can reach the opposite side of a hill simply by tunnelling through it, instead of laboriously...
  • Powerful Adaptive Optics Pinpoints Supermassive Black Holes in Colliding Galaxies
    News - 5 Jul 2007
    Astronomers have used powerful adaptive optics technology at the W. M. Keck Observatory in Hawaii to reveal the precise locations and environments of a pair of supermassive black holes at the center...
  • Adaptive Optics Help Find Supermassive Black Holes
    News - 5 Jul 2007
    Astronomers have discovered the exact location and makeup of a pair of supermassive black holes at the center of a collision of two galaxies more than 300 million light years away. Using adaptive...
  • Why The Sky Is Blue? - The Fundamental Questions Of Optics
    Article - 9 Jul 2007
    Why the sky is blue is a fundamental question asked of people with knowledge in light and optics.

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