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

Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – Floating or underwater type

Panoramic reverse Galilean telescope optics for an...

Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – Floating or underwater type

Panoramic-view diving mask with self-sealing, non-glued...

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

Panretinal laser fundus contact lens

Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – Temples

Pantascopic adjustment mechanism for eyewear

Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – Temples

Pantoscopic and length adjustable safety spectacle

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

Parabolic and hyperbolic aspheric eyewear

Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – With antiglare or shading

Parallel test method

Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – With antiglare or shading

Partially occluded contact lens for treating visual and/or brain

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

Particle analyzing system and methodology

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

Particle analyzing system and methodology

Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – With antiglare or shading

Passive and active photonic crystal structures and devices

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

Patient responsive eye fixation target method and system

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

Patient simulator eye dilation device

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

Patient-interactive method and apparatus for measuring eye refra

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

Patient-user interactive psychotherapy apparatus and method

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

Pattern for color modifying contact lens

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

Pattern illumination device

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

Pearlescent contact lens

Optics: eye examining – vision testing and correcting – Eye examining or testing instrument – For fusion and space perception testing

Pediatric retinoscope