| http://www.w3.org/ns/prov#value | - A plurality of V-shaped grooves 304 are notched in the upper face 331 of the light guide member 303. [0302] In FIG. 36, reference numeral 305 denotes a reflecting face which is, for example, a printed article such as a book, a photograph or the like, an image display device of a personal computer or other Office Automation equipment, a portable information terminal, a portable video tape recorders
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