4. Photocopying
  5. Including fiber optics

Yu Yamada

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Catadioptric wide-angle lens system for reproduction

Patent

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Copying lens system

Patent

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Film reader

Optics: image projectors – Cabinet encloses projector and one side of screen – Reflector between lamp and screen
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Film reader

Optics: image projectors – Cabinet encloses projector and one side of screen – Light shield – mask – hood – or diaphragm
Patent

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Finite distance zoom lens

Patent

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Profile ID: LFUS-PAI-P-208458

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