| http://www.w3.org/ns/prov#value | - If observed from the direction in which the incident light beams (R) are reflected, the state of the light modulator 0 shown in FIG. 11 is a bright ON state since the light reflection film 1 constituted to be combined with the center beam 1 regularly reflects the light beams (R) and the state thereof shown in FIG. 12 is a dark OFF state since the direction of the reflection light of the incident l
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