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SEEN MICROFILM CARRIERS ON A MICROFILM CARD
SEEN MICROFILM CARRIERS ON A MICROFILM CARD
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机译:在微电影卡上看到的微电影载体
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摘要
A microfiche having one surface embossed or molded to define a multiplicity of small lenses (lensettes) integral with the microfiche. Each micro-image is stored directly below a corresponding lensette, thereby assuring optical distance registry between each micro-image and its projection. Lateral optical registry is also realized. In an embodiment, interlensette surface of the microfiche is made opaque to preclude optical cross-talk.
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