PROJECTOR, FUNCTIONAL FILTER, AND SUBSTITUTE GLASS PLATE
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United States of America Patent
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Dec 18, 2015
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Feb 5, 2015
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[Solving Means] A projector according to the present technology includes a lightbulb, a projection section, and a replacement mechanism. The lightbulb modulates light. The projection section projects light modulated by the lightbulb. The replacement mechanism holds a transmissive member arranged on an optical path between the lightbulb and the projection section and is capable of replacing the transmissive member.
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