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  • Article - 28 Dec 2013
    Magnifying power is defined as the ratio between the dimensions of the image and the object. The process of magnification can occur in lenses, telescopes, microscopes and even in slide projectors....
  • Article - 27 Dec 2013
    Critical angle in optics refers to the angle of incidence beyond which total internal reflection of light occurs.
  • Article - 27 Dec 2013
    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.
  • Article - 18 Dec 2013
    The technical field of microscopy deals with the use of different types of microscopes to view and study samples and objects that otherwise cannot be viewed with the naked eye.
  • Article - 26 Sep 2013
    Advancements in smartphones are continuing to progress with an effort to making these phones capable of being applied in sophisticated fields of application including laboratory analysis.
  • Article - 18 Jun 2013
    A mercury vapour lamp is a high-pressure electric arc discharge lamp that provides intense illumination over a selected range of wavelengths.
  • Article - 15 Jun 2013
    Argon lamps are gas discharge lamps that contain argon gas at a low pressure enveloped in a glass capsule. Gas discharge lamps emit light when electric light is passed through the gas. Argon lamps...
  • Article - 15 Jun 2013
    Plasma lamps can be described as gas lamps that are devoid of any electrode and energized by radio frequency.
  • Article - 14 Jun 2013
    Nernst lamps are thermal light sources that emit radiation near the infra red region of the electromagnetic spectrum.
  • Article - 13 Jun 2013
    Optical isolators are optical elements which allow light to propagate in only one direction. The propagation of light in one single direction is required in order to prevent optical back scattering or...