What is a hologram?
Reference: Robert Workman, LiveScience Contributor | May 23, 2013 03:48pm ET Researchers from Hewlett-Packard Laboratories have developed holographic display technology for mobile devices. The images are not only three-dimensional but show objects from different angles. Credit: Hewlett-Packard Holography is a photographic technique that records the light scattered from an object…
Holographic Imaging technology
Zebra Imaging s proven, patented and award-winning holographic visualization technology represents a significant leap forward in the art and science of 3D imaging. Based on more than fifteen years of research that began at the MIT Media Lab and led to more than 30 patents and counting, Zebra Imaging…
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Diffraction efficiency
Diffraction efficiency is the performance of diffractive optical elements – especially diffraction gratings – in terms of power throughput. It s a measure of how much optical power is diffracted into a designated direction compared to the power incident onto the diffractive element. If the diffracted…
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Holographic Presentation
Digital Video Enterprises (DVE) today revealed their Immersion Room product which is a Holographic Presentation Room for the enterprises. It offers the next generation of collaboration over video. You can see Microsoft bring projected in the air and people can even interact with it. They are making use…
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Museum of Holography New York
It s hard to describe the kind of excitement we felt when we first heard a new holograph center would be opening in Queens this fall. However in retrospect, it actually went something like this: holograms!! The thought of one of the world s most beloved optical illusions having at least a semi-permanent home where visitors could experience the true range of this medium was exhilarating…
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Holographic Bookmarks
Steven Universe Holographic Fusion bookmarks + Double-sided charm Packs $10.00 Description PLEASE USE MY CUSTOM STORE, NOT THE MARKET PLACE, TO ORDER. MORE PICTURES of the products featured here: - ★STEVEN UNIVERSE Love+Fusion Packs★ Each set comes with ONE holographic bookmark and ONE acrylic charm (keychain or phone strap, it’s up to you)! ★ HOLOGRAPHIC Bookmark (meaning it s…
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DIY hologram
Blog A new tutorial from YouTube gadgeteer Mrwhosetheboss will have you making your own DIY holograms before you can say, Help me Obi-wan Kenobi, you re my only hope. Simply cut a piece of clear plastic (he recommends an old CD jewel case) into four rhombuses, tape them into a prism, place it on your screen while playing hologram-friendly four-sided videos and wham, you got yourself…
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Equation for diffraction grating
Reflection Diffraction Gratings (not on the syllabus!) Transmission Diffraction Gratings A transmission diffraction grating is a slide with large number of parallel, closely spaced slits (transparent spaces) drawn on it. Early ones were carbon covered glass slides etched by a needle point - now they tend to be printed onto a slide. When a parallel beam of monochromatic light is…
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Halloween hologram projector
Peppers Ghost is a classic technique for making ghosts appear in pictures, video, and even in front of live audiences. In this week’s Halloween themed Instructable, learn how to recreate the effect at home. It’s really quite simple. By positioning a clear piece of lexan at a 45 degree angle to your “ghost” object, and having the audience (or camera) looking at the lexan at the opposite…
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