4. Optical: systems and elements
  5. Lens
  6. With variable magnification

Futoshi Hirai

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Image pickup apparatus

Photography – Camera detail – Lens mount
Reexamination Certificate

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Imaging apparatus including device for removing foreign...

Television – Camera – system and detail – Optics
Reexamination Certificate

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Lens barrel

Optical: systems and elements – Lens – With variable magnification
Reexamination Certificate

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Zoom lens barrel

Optical: systems and elements – Lens – With variable magnification
Patent

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Profile ID: LFUS-PAI-P-1904419

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