4. Photography
  5. Having variable focal length of camera objective
  6. Having focus operation

Carl F. Leidig

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Apparatus and method for irradiating a substrate

Illumination – With polarizer
Reexamination Certificate

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Camera flash unit including a condenser lens element with a TIR

Photography – With object illumination for exposure
Patent

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Compact camera flash unit

Photography – Disposable or recyclable camera
Patent

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Data reader and reader system having visible centerless...

Radiant energy – Photocells; circuits and apparatus – Photocell controlled circuit
Reexamination Certificate

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High numerical aperture objective lens assembly

Optical: systems and elements – Lens – Including a nonspherical surface
Reexamination Certificate

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Profile ID: LFUS-PAI-P-83888

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