| http://www.w3.org/ns/prov#value | - That is, the light deflecting means 4 provides the two-dimensional image by scanning the outgoing light, which is obtained after the light is reflected by the projection optical system 3 three times or more, in a plane including a direction orthogonal to a direction of arrangement of the light emitting parts or the light modulating parts in the one-dimensional display element 2.
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