Holographics

Saturday, 08 September 2007

Future of Mobile Phones: 3D Images and More...

We are entering the 3D world in many ways. 2D will be archaic soon. Images, film, tv, holographics, games, printers, web (GE, 2L) etc. Now mobile phones will be entering this migration as well encompassing the content types in our near future. I guess this will bring new avenues for marketing, entertainment, networking as well as learning. More in this link on 3D images on mobile phones.

"Japanese mobile phones already let users shoot films and share them with friends. It may not be long before the images go another step -- becoming completely three-dimensional. Japan's Hitachi, Ltd. has developed a lightweight 3D display that can potentially be adapted for mobile devices such as telephones. The gadget, using what is known as stereoscopic vision display, weighs only one kilogram (2.2 pounds) and resembles an upside-down, multiangular pyramid full of mirrors on top of a liquid crystal display.

Taking advantage of the portability of the display, the company expects it can be put to use to show museum pieces at schools so they will appear as if they are standing up right in front of students."

Sunday, 29 April 2007

Holographic Video in a Cost-Effective and Practical Way

Stunning. Cost-effective and practical holographic video is around the corner. More in this link from Technology Review. I used to think the development of holographic storage and video would take many years to come. Somehow MIT is advancing faster than predicted. How does it work ? The modulator converts a video signal into a vibration. When laser light is passed through the modulator, the vibrations modify the brightness and frequency of the light. The altered light is then shined on a screen, and the varying intensities and frequencies create a three-dimensional hologram.

What does this mean ? Will 3D video become mainstream across the board ? (e.g. 3D TV, 3D movies, 3D Web (Web 3.0; Google Earth+SketchUp as well as Second Life) and 3D printers). Or does 2D still provide most value while the different 3D propositions fill in niche applications ? When is 2D best and when 3D ? In my view 3D will become standaard within 10 years across the board due to the enriched experience, lower costs and practical benefits. And when will (smart) mobile devices become 3D ? And which exciting eMarketing videos can be made using holography ?

"The tyranny of two-dimensional computer and TV displays could soon be over. A team of MIT researchers has proposed a way to make a holographic video system that works with computer hardware for consumers, such as PCs with graphics cards and gaming consoles. The display, the researchers say, will be small enough to add to an entertainment center, provide resolution as good as a standard analog television, and cost only a couple hundred dollars.

A holographic video display could provide another way to view medical images such as MRIs and CT scans, as well as sets of complex, multidimensional data and designs for furniture and cars, says V. Michael Bove Jr., director of the consumer electronics program, CELab, at MIT. And the system would be a natural fit for displaying video games and virtual worlds."

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