4. Photography
  5. Having variable focal length of camera objective
  6. Manually selected preset zoom position or range

W.B. Perkey

Examiner

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Autofocus lens barrel

Photography – With exposure objective focusing means – focusing aid – or... – Auto/manual mode selection
Patent

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Camera

Photography – Attitude sensing
Reexamination Certificate

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Camera and control method therefor, and camera cradle system

Photography – Camera support
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Camera body and imaging apparatus

Photography – Exposure control circuit
Reexamination Certificate

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Cooling structure for projection apparatus

Optics: image projectors – Temperature control – Blower
Reexamination Certificate

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