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  2. Holography - Wikipedia

    en.wikipedia.org/wiki/Holography

    The hologram keeps the information on the amplitude and phase of the field. Several holograms may keep information about the same distribution of light, emitted to various directions. The numerical analysis of such holograms allows one to emulate large numerical aperture, which, in turn, enables enhancement of the resolution of optical microscopy.

  3. Marvel Universe Cards - Wikipedia

    en.wikipedia.org/wiki/Marvel_Universe_Cards

    The power blast cards came in three variants, having gold, silver, or rainbow backgrounds, depending on where the cards were purchased. The holograms came in three variants, red/dark orange tint, green/gold tint, and green/blue tint. An uncut "Promo Sheet" was distributed featuring Sabertooth, Rogue, Hawkeye and Punisher.

  4. Security hologram - Wikipedia

    en.wikipedia.org/wiki/Security_hologram

    Security holograms are labels with a hologram printed onto it for sale security reasons. It is argued by the International Hologram Manufacturers Association that holograms on security labels are difficult to forge because they are replicated from a master hologram which requires expensive specialized and technologically advanced equipment. [ 1 ]

  5. Physics of optical holography - Wikipedia

    en.wikipedia.org/wiki/Physics_of_Optical_Holography

    Embossed holograms are used widely on credit cards, banknotes, and high value products for authentication purposes. [3] It is possible to print holograms directly into steel using a sheet explosive charge to create the required surface relief. [15] The Royal Canadian Mint produces holographic gold and silver coinage through a complex stamping ...

  6. Holograms, Robots, and the Coolest Tech We Saw at CES 2025

    www.aol.com/holograms-robots-coolest-tech-saw...

    NVIDIA is releasing a 5000 series graphics card that is the exact equivalent of its current top-of-the-line GPU, the RTX 4090. That older card, however, runs you $1,600.

  7. Trading card - Wikipedia

    en.wikipedia.org/wiki/Trading_card

    A modified base card, which may contain extra foil stamping, hologram stamping that distinguishes the card from the base card. Pack Original wrappers with base, and potentially insert, cards within, often called 'wax packs', typically with two to eight cards per pack. Today, the packs are usually plastic or foil wrap.

  8. Rainbow hologram - Wikipedia

    en.wikipedia.org/wiki/Rainbow_hologram

    The rainbow hologram (also known as Benton hologram) is a type of hologram that was invented in 1968 by Dr. Stephen A. Benton at Polaroid Corporation (later MIT). [1] Rainbow holograms are designed to be viewed under white light illumination, rather than laser light which was required before this.

  9. Visa Inc. - Wikipedia

    en.wikipedia.org/wiki/Visa_Inc.

    The hologram. In 1983, most Visa cards around the world began to feature a hologram of a dove on its face, generally under the last four digits of the Visa number. This was implemented as a security feature – true holograms would appear three-dimensional and the image would change as the card was turned. [160]

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