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Endoscopic objective optical system, and imaging system...

Optical: systems and elements – Lens – Microscope objective
Reexamination Certificate

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Endoscopic telescope with rod lenses spaced by spacer tubes

Optical: systems and elements – Lens – With support
Patent

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Endoscopic video camera with magnetic drive focusing

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

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Endoscopic video camera with magnetic drive focusing

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

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Endoscopic zoom lens

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

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Energy absorbing rearview mirror assembly

Optical: systems and elements – Glare or unwanted light reduction
Patent

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Energy beam guide for an electrophoresis system

Optical: systems and elements – Lens – Single component with multiple elements
Reexamination Certificate

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Energy conserving device for a remote controlled apparatus

Optical: systems and elements – Deflection using a moving element – Using a periodically moving element
Reexamination Certificate

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Energy efficient headlamp

Optical: systems and elements – Mirror – Plural mirrors or reflecting surfaces
Patent

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Energy efficient skylight and blind

Optical: systems and elements – Building interior illumination with reflected – refracted or... – Slats or strips
Patent

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Energy efficient window

Optical: systems and elements – Diffraction – From grating
Patent

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Energy limiter for amplitude modulated RF waveforms

Optical: systems and elements – Optical modulator – Light wave temporal modulation
Reexamination Certificate

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Energy resource sharing method and apparatus

Optical: systems and elements – Deflection using a moving element – Using a periodically moving element
Patent

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Energy-depleted radiation apparatus and method

Optical: systems and elements – Deflection using a moving element – Using a periodically moving element
Patent

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Energy-efficient headlamp

Optical: systems and elements – Mirror – Plural mirrors or reflecting surfaces
Patent

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Energy-efficient optoelectronic smart window

Optical: systems and elements – Diffraction – From grating
Reexamination Certificate

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Engaging mechanism of roller and guide groove in optical element

Optical: systems and elements – Lens – With support
Patent

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Engaging structure of relatively-rotatable cylindrical members

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

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Engineered fluoride-coated elements for laser systems

Optical: systems and elements – Having significant infrared or ultraviolet property – Multilayer filter or multilayer reflector
Reexamination Certificate

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Engraved scannable marking code

Optical: systems and elements – Single channel simultaneously to or from plural channels – By surface composed of lenticular elements
Reexamination Certificate

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