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light valve |
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light valve [′līt‚valv]
(electronics) A device whose light transmission can be made to vary in accordance with an externally applied electrical quantity, such as volatage, current, electric field, or magnetic field, or an electron beam. Any direct-view electronic display optimized for reflecting or transmitting an image with an independent collimated light source for projection purposes. Want to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit the webmaster's page for free fun content. |
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