- Parallax barrier
A parallax barrier is a device to allow a
liquid crystal display to show a three dimensional image without the need for the viewer to wear glasses. Placed in front of the normal LCD, it consists of a layer of material with a series of precision slits, allowing each eye to see a different set ofpixel s, so creating a sense of depth throughparallax . [cite web
url=http://www.pcmag.com/article2/0,1759,1386949,00.asp
title=Reviews by PC Magazine - Sharp Actius RD3D
publisher=www.pcmag.com
accessdate=2008-01-25
date=2003] [cite web
url=http://www.theregister.co.uk/2004/08/12/3d_illusion/
title=The Register - Sharp's 3D LCD: how's that work, then?
publisher=www.theregister.co.uk
accessdate=2008-01-25
date=2004] A disadvantage of the technology is that the viewer must be positioned in a well defined spot to experience the 3D effect. [cite web
url=http://www.guardian.co.uk/mobile/article/0,2763,855027,00.html
title=Guardian Unlimited - Special reports - The return of 3D
publisher=www.guardian.co.uk
accessdate=2008-01-25
date=2002] In addition to films and computer games, the technique has found uses in areas such asmolecular modelling andairport security . [cite web
url=http://news.bbc.co.uk/1/hi/technology/3772563.stm
title=BBC NEWS - Technology - Easy 3D X-rays for air security
publisher=news.bbc.co.uk
accessdate=2008-01-25
date=2004]References
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