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  2. HID Global - Wikipedia

    en.wikipedia.org/wiki/HID_Global

    HID Global is an American manufacturer of secure identity products. The company is an independent subsidiary of Assa Abloy, a multinational door and access control conglomerate. [2] Björn Lidefelt was appointed CEO on 27 January 2020. He succeeded Stefan Widing, who led HID Global for over four years.

  3. Holography - Wikipedia

    en.wikipedia.org/wiki/Holography

    Holography. Holography is a technique that enables a wavefront to be recorded and later reconstructed. It is best known as a method of generating three-dimensional images, and has a wide range of other uses, including data storage, microscopy, and interferometry. In principle, it is possible to make a hologram for any type of wave .

  4. Physics of optical holography - Wikipedia

    en.wikipedia.org/wiki/Physics_of_Optical_Holography

    Physics of optical holography. (Redirected from Physics of Optical Holography) Optical holography[ 1] is a technique which enables an optical wavefront to be recorded and later re-constructed. Holography is best known as a method of generating three-dimensional images but it also has a wide range of other applications .

  5. IDnow Scans Holograms In ID Cards To Verify Your Identity ...

    techcrunch.com/2014/06/18/idnow-scans-holograms...

    First you take a photo of your ID document. An IDNow app uses the flash light of your smartphone to illuminate the official government ID and its hologram. The hologram reflect in the flash light ...

  6. Computer-generated holography - Wikipedia

    en.wikipedia.org/wiki/Computer-generated_holography

    Computer-generated holography. Computer-generated holography ( CGH) is a technique that uses computer algorithms to generate holograms. It involves generating holographic interference patterns. A computer-generated hologram can be displayed on a dynamic holographic display, or it can be printed onto a mask or film using lithography. [ 1]

  7. Researchers create 'true' 3D holograms by trapping particles

    www.engadget.com/2018-01-25-3d-holograms...

    BYU's device uses lasers to trap a a tiny particle in free space, and can force it to move in a path, much like how electromagnets deflect the electron beam in a CRT television. Other blue, red ...

  8. How to check and change your billing address - AOL

    www.aol.com/finance/check-change-billing-address...

    There are four easy ways to change your credit card billing address: Use your credit card issuer’s website or app. Log in to your online account and change the billing address associated with ...

  9. Security hologram - Wikipedia

    en.wikipedia.org/wiki/Security_hologram

    In the case of the two-layer holograms, the matter of the middle ground is usually superimposed over the matter of the background of the hologram. These holograms display a unique multilevel, multi-color effect. These images have one or two levels of flat graphics “floating” above or at the surface of the hologram.

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