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Results 141 - 150 of 407 for Lens
  • What is Lensless Holographic Microscopy?
    Article - 25 Feb 2022
    A new lensless holographic microscopy technique promises high-quality imaging and analysis of biological samples without the need for lenses and could transform access to healthcare worldwide.
  • A History of Electron Microscopy and the Future of the Industry
    Article - 29 Jul 2021
    Electron microscopy uses a beam of electrons instead of light to illuminate subjects for magnification. The technique has been in use for almost 100 years and is likely to be used at the forefront of...
  • Head-Up Displays: System Benefits from 2D to AR
    Article - 23 Nov 2020
    In this interview Matt Scholz, Automotive Business Leader At Radiant Vision Systems, discusses Head-Up Displays, their benefits and where the future of the technology may lie.
  • What is Refraction?
    Article - 27 Sep 2007
    Refraction describes the change in direction of a wave caused by its passing through gradual changes in its medium, or by passing from one medium to another.
  • Optical Coatings Explained: Applications, Mechanisms, and Technologies
    Article - 24 Jun 2024
    This article explains the essential aspects of optical coatings, detailing what optical coatings are, how they function, and the various types and technologies involved.
  • What is Schlieren Optics?
    Article - 17 Sep 2018
    Schlieren optics is an optical technique that enables the user to image small changes and non-uniformities in the refractive index of air, or other transparent media; and are most commonly used to...
  • What Happens to Your Weld When Welding with High Power Over Long Periods of Time?
    Article - 12 May 2016
    Welding with a laser is a very common process, even though a few welding applications still need customized solutions and skills.
  • Neutral Density Filter - Definition and Properties
    Article - 18 Sep 2014
    A neutral density filter is a semi-transparent glass filter used in front of a camera lens to reduce or vary the intensity of incoming light without affecting the color rendition.
  • Fizeau Interferometer - Definition and Applications
    Article - 1 May 2014
    Interferometric measurements can be carried out in an optical arrangement in which two or more beams originated from the same source, but passing in different paths are made to interfere....
  • 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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