http://www.w3.org/ns/prov#value | - In this figure, reference numeral 12 is a reflecting mirror, reference numeral 22 is the light source, reference numeral 32 is a condenser lens, reference numeral 42 is a liquid-crystal display cell, reference numeral 52 is a projection lens, reference numeral 72 is a color filter, reference numeral 82 is a transmission-type screen, reference numeral 92 is a set of projection lenses, and reference
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