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Results 411 - 420 of 442 for Process Control
  • Refractometer - Definition and Applications
    Article - 20 Jan 2014
    A refractometer is an optical device used for measuring the extent to which light is bent or refracted when it moves through a substance.
  • The Construction and Applications of Sodium Vapour Lamps
    Article - 18 Jun 2013
    Sodium vapor lamps are some of the most efficient lamps in the world. They have an efficiency of up to 190 lumens per watt compared to an incandescent street lamp which has between 15 and 19 lumens...
  • High-Transmission Precision Optics
    Article - 23 May 2013
    Dr. Brian Manning, Application Scientist with Chroma Technology Corporation talks to AZoOptics about high-transmission precision optics.
  • Helium Selenium Laser – Properties and Applications
    Article - 14 May 2013
    Helium selenium laser falls into the category of metal-vapour lasers. The operation mode of this laser is similar to that of the helium cadmium laser. Spontaneous emission occurs when selenium...
  • Deuterium Fluoride Lasers - Properties and Applications
    Article - 13 May 2013
    The deuterium fluoride (DF) laser is a chemical laser formed by a mixture of fluorine and deuterium gas under controlled conditions. The wavelength of light produced by DF laser is longer than that of...
  • Argon Fluoride (ArF) Excimer Lasers - Properties and Applications
    Article - 10 May 2013
    The argon fluoride (ArF) laser is an excimer laser that consists of a mixture of noble gas such as xenon, krypton or argon and a halogen gas such as chlorine or fluorine, which when subjected to high...
  • Measuring the Radius of Curvature of Optical Surfaces
    Article - 4 Apr 2013
    Interferometry achieves 0.001% precision in radius of curvature measurements for optical surfaces, correcting for various errors.
  • What is Super-Resolution Microscopy?
    Article - 23 Jan 2013
    Resolution limits owing to light diffraction have always been a major problem in analysing microscopic images.
  • How Do 3D Displays Work?
    Article - 29 Aug 2012
    3D movies and 3D TVs could be here to stay. This article explains the principles behind the different kinds of 3D display.
  • What is Atomic Fluorescence Spectroscopy?
    Article - 20 Jul 2012
    Atomic fluorescence spectroscopy uses the characteristic ways light interacts with the electronic structure of atoms to identify trace metals at very low concentrations.

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