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Results 231 - 240 of 255 for Quartz
  • Optical Flats and Windows
    Equipment
    Optical Surfaces supply reference and coated flat mirrors worldwide and regularly supply precision alignment devices for optical and engineering purposes.
  • Researchers Develop a Novel Opto-Chemical Security Device with Dual-Password Protection
    Article - 28 Feb 2017
    There has been a huge effort to produce molecular scale logic devices that can process data whilst providing protection by authorizing password entries. Researchers have developed a simple process to...
  • The Photoelectric Effect
    Article - 16 Sep 2014
    In 1921 Albert Einstein won the Nobel Prize for discovering the law which governs the photoelectric effect.
  • Charles Kao and Fiber Optics in Telecommunications
    Article - 16 Sep 2014
    The development of fiber optic technology has driven the dramatic progression of telecommunications.
  • Radiometer - Definitions and Applications
    Article - 30 Apr 2014
    A radiometer is an instrument for detecting and measuring radiant flux/power of electromagnetic radiation. The term radiometer usually refers to an infrared radiation detector; however, it also refers...
  • Birefringence - Definition and Applications
    Article - 1 May 2014
    Optical birefringence is an inherent property of a material that causes double refraction of a ray of light resulting in polarization of the light wave.
  • Xenon Arc Lamps - White Light for Photometry and Microscopy
    Article - 24 Jul 2013
    A xenon arc lamp is a specialized gas discharge lamp that emits light when electricity is passed through ionized xenon gas that is maintained at high pressure. Xenon gas is ionized by electric...
  • What is a Metal Halide Lamp?
    Article - 8 Oct 2013
    Metal halide lamps or metal halide arc lamps consist of a high performance arc discharge tube housed in an elliptical reflector that focuses the output into a microscopic optical train. The arc tube...
  • What are Optical Flats?
    Article - 6 May 2014
    Optical flats can be described as an optical grade glass which is polished and made extremely flat on both surfaces, used for determining the flatness of various optical surfaces.
  • Real-Time Optical Parylene Thickness Sensor
    Article - 3 Aug 2007
    The real-time optical parylene thickness sensor greatly improves thickness control in parylene and other polymer deposition systems.

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