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Name card image obtaining device

Optical: systems and elements – Lens – With viewed object support
Reexamination Certificate

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Narrow band filter and method of making same

Optical: systems and elements – Lens – With graded refractive index
Patent

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Near-field objective lens for an optical head

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

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Near-field scanning optical microscope having a sub-wavelength a

Optical: systems and elements – Lens – With light limiting or controlling means
Patent

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Negative abbe number radial gradient index relay and use of same

Optical: systems and elements – Lens – With graded refractive index
Patent

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Negative Abbe number radial gradient index relay, method of maki

Optical: systems and elements – Lens – With graded refractive index
Patent

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Negative refraction photonic crystal lens

Optical: systems and elements – Lens – Selective wavelength transmitting or blocking
Reexamination Certificate

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Negative spherical aberration component-based imaging lens...

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

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Negatively-refractive focusing and sensing apparatus,...

Optical: systems and elements – Lens – Annular zonal correcting
Reexamination Certificate

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Night vision and audio signal reduction system

Optical: systems and elements – Lens – Diffusing
Reexamination Certificate

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Night vision binoculars

Optical: systems and elements – Lens – With support
Patent

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Night vision monocular

Optical: systems and elements – Lens – With support
Patent

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Night vision monocular device

Optical: systems and elements – Lens – Combined with diverse art tool – instrument or machine
Patent

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Nitride microlens

Optical: systems and elements – Lens
Reexamination Certificate

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Non-circular aperture stop

Optical: systems and elements – Lens – With light limiting or controlling means
Reexamination Certificate

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Non-circular variable focus lens

Optical: systems and elements – Lens – Fluid
Patent

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Non-planar fresnel reflector arrays, mold structures and...

Optical: systems and elements – Lens – With multipart element
Reexamination Certificate

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Non-reusable lens cell for a surgical laser handpiece

Optical: systems and elements – Lens – With support
Patent

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Non-symmetrical light stop

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

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Noncircular lens positioning structure and its method

Optical: systems and elements – Lens – With support
Patent

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