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Results 161 - 170 of 183 for Vision
  • Radiant Intensity - Definition and Introduction
    Article - 17 Mar 2014
    Radiant intensity may be defined as the amount of power emitted by a source in a particular direction per unit solid angle.
  • Radiant Flux - Explanation and References
    Article - 17 Mar 2014
    Radiant flux is the energy per unit time that is radiated from an optical source, expressed in terms of Watts.
  • Luminous Flux - Definition and Introduction
    Article - 28 Feb 2014
    Flux or luminous flux is a measure of total amount of energy radiated per second from a light source in all directions.
  • What is the Visible Spectrum?
    Article - 7 Feb 2014
    Visible spectrum, radio waves, ultraviolet rays, x-rays, gamma-rays, microwaves and infrared light are various electromagnetic radiations that belong to the electromagnetic spectrum.
  • Telecentric Lenses and Their Application
    Article - 6 Feb 2014
    Telecentric lens is a compound lens used in imaging systems to make objects appear to be the same size independent of their location in space.
  • Optical 3D Metrology in Industrial Opthalmic Applications
    Article - 27 Jan 2014
    With hundreds of millions of people choosing contacts for either visual or aesthetic reasons, and millions more having surgery to solve vision problems associated with aging, there is a growing need...
  • Amici Prism - Definition and Applications
    Article - 31 Dec 2013
    Dispersive prism is a type of optical prism that divides the incident light into different colors of the electromagnetic spectrum.
  • Diopter (unit) - Definition and Applications
    Article - 28 Dec 2013
    Diopter is the unit of measurement of the optical power of lens or a curved mirror. In terms of numerical value, it is equal to the reciprocal of the focal length of a lens of curved mirror measured...
  • Applications of 3D Microscopy
    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.
  • Optical Lenses - How They Work and Types of Lens
    Article - 7 Jun 2013
    A lens can be described as an optical device that transmits and refracts the incident beam by converging or diverging it. A simple lens consists of a single optical element, while a compound lens is...

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