LandOfFree - US Patents - Listing for Optics: eye examining, vision testing and correcting

Optics: eye examining – vision testing and correcting – Eye examining or testing instrument – Objective type

Diagnostic indirect ophthmalmoscopy contact lens system

Optics: eye examining – vision testing and correcting – Eye examining or testing instrument – Objective type

Diagnostic ophthalmic lens using extra-low dispersion (ED)...

Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – Ophthalmic lenses or blanks

Diagnostic or therapeutic contact lens

Optics: eye examining – vision testing and correcting – Eye examining or testing instrument – Objective type

Diagnostic system having gaze tracking

Optics: eye examining – vision testing and correcting – Eye examining or testing instrument – Objective type

Diagnostic system having gaze tracking

Optics: eye examining – vision testing and correcting – Eye examining or testing instrument – Objective type

Diaphanoscope rod

Optics: eye examining – vision testing and correcting – Eye examining or testing instrument – Methods of use

Differential diagnosis of sensory abnormalities using a normaliz

Optics: eye examining – vision testing and correcting – Eye examining or testing instrument – Objective type

Differential spectroscopic imaging of the human retina

Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – Ophthalmic lenses or blanks

Differential thickness contact lens utilizing multiple base curv

Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – Ophthalmic lenses or blanks

Differential thickness contact lens with compensation for...

Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – Ophthalmic lenses or blanks

Diffractive contact lens in relief

Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – Ophthalmic lenses or blanks

Diffractive lens

Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – Ophthalmic lenses or blanks

Diffractive lenses for vision correction

Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – Ophthalmic lenses or blanks

Diffractive lenses for vision correction

Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – Ophthalmic lenses or blanks

Diffractive multi-focal lens

Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – Ophthalmic lenses or blanks

Diffractive multifocal lens having radially varying light...

Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – Ophthalmic lenses or blanks

Diffractive multifocal ophthalmic lens

Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – Ophthalmic lenses or blanks

Diffractive multifocal optical device

Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – Ophthalmic lenses or blanks

Diffractive multifocal optical device