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  • What are Frequency Combs?
    Article - 27 Jul 2018
    A frequency comb in its most basic sense is a highly precise tool for measuring different colors, or rather, it measures the frequencies of light at which these colors exist.
  • How Optoelectric Nanowires Can Help the Blind See
    Article - 20 Mar 2017
    Located in the rear interior wall of the eye, the retina is a nerve cell-rich structure that is responsible for translating the light that enters the eye into nerve signals, allowing for vision to...
  • Thirty Years of Experience in Supplying Custom LEDs
    Article - 3 Dec 2015
    AZoOptics speaks to Marktech Optoelectronics' CEO, Mark Campito, President, Bill Moore, and CTO, Vincent Forte about their extensive product range.
  • A History of Nineteenth Century Photography: The First Objective Lens to Science
    Article - 8 Apr 2015
    In order to better understand the scientific importance of photography it is necessary to explore the medium from its inception in the nineteenth century.
  • Optical Transmittance - Definition and Formula
    Article - 19 Jun 2014
    Transmittance is the fraction of incident light of a specific wavelength which passes via a sample. It is also defined as the ratio of the incident power (P) to the resulting power (P0).
  • Optical Fiber - Definition and Applications
    Article - 19 Jun 2014
    An optical fiber is a flexible and transparent material made out of glass and extruded in the form of fibers.
  • Total Internal Reflection - Working Principle and Applications
    Article - 12 May 2014
    Total internal reflection is the reflection of the incident light that hits a medium boundary at an angle greater than the critical angle relative to the normal to the surface.
  • Photoelectric Effect - Definition and Applications
    Article - 6 May 2014
    Photoelectric effect is a result of emission of electrons when a matter is exposed to electromagnetic radiations such as photons of light.
  • What is an LED?
    Article - 18 Sep 2014
    Light emitting diodes (LED) maybe defined as a semiconductor device that generates light by using the solid sate electronics.
  • What is a Collimator?
    Article - 10 Jun 2013
    A collimator may be described as a device that focuses or narrows a light beam or a stream of particles to be aligned in a different direction or reduce its cross section. The collimator focuses a...

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