Word: dichroic
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Dates: during 1950-1959
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...novel expedient of changing horses in the stretch, Radio Corp. of America made a surprise spurt in the color television sweepstakes.* Abandoning the "dichroic mirror" cathode tube which it had used through the past 3½ months of demonstrations before the Federal Communications Commission, RCA last week unveiled a new, all-electronic, direct-view color tube to some 60 newsmen at an NBC studio in Washington...
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