4. Optical: systems and elements
  5. Compound lens system
  6. With relay

Ryuuji Yamada

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Illumination optical apparatus and projection type display...

Optics: image projectors – Particular condenser
Reexamination Certificate

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Illumination optical apparatus and projection type display...

Optics: image projectors – Unitary plural refracting surfaces
Reexamination Certificate

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Projection type display apparatus

Optical: systems and elements – Compound lens system – With relay
Reexamination Certificate

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Profile ID: LFUS-PAI-P-3116734

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