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tourmaline
(redirected from polarizer)

   Also found in: Dictionary/thesaurus, Medical, Legal, Encyclopedia, Wikipedia 0.01 sec.

tourmaline

Hard, brittle mineral, a complex silicate of various metals, but mainly sodium aluminium borosilicate.

Small tourmalines are found in granites and gneisses. The common varieties range from black (schorl) to pink, and the transparent gemstones may be colourless (achromatic), rose pink (rubellite), green (Brazilian emerald), blue (indicolite, verdelite, Brazilian sapphire), or brown (dravite).



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Lenovo's ThinkVision monitors use a special reflective polarizer technology to help reuse much of the light that would be lost in a standard LCD monitor, thus achieving adequate brightness while using less energy.
The novelty of our approach is that instead of being conducted externally, which requires bulky and expensive optical components, manipulation of the beam polarization is achieved by directly integrating the polarizer on the laser facet," he added.
Kevin then went to International Polarizer in Marlborough in 2004 as Chief Engineer and was still working there at the time of his passing.
 
 
 
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