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发明名称
HOLOGRAMS
摘要
<p>Volume phase holograms and other holographic elements which include microscopic areas of a material having an index of refraction different from that of the holographic fringes.</p>
申请公布号
WO1988004796(A1)
申请公布日期
1988.06.30
申请号
US1987003403
申请日期
1987.12.18
申请人
发明人
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主分类号
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