4. Optical: systems and elements
  5. Lens
  6. Telecentric system

Masayuki Imaoka

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Oblique projection optical system

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

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Projection optical system

Optical: systems and elements – Lens – With field curvature shaping
Reexamination Certificate

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Projection optical system

Optical: systems and elements – Lens – Telecentric system
Reexamination Certificate

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Projection type image display apparatus

Optics: image projectors – Transparent plate
Reexamination Certificate

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Rear projector

Optics: image projectors – Distortion compensation – For projection axis inclined to screen
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Profile ID: LFUS-PAI-P-2184506

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