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

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

Bifocal multiorder diffractive lenses for vision correction

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

Bifocal ophthalmic lens constructed from birefringent material

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

Bifocal plastic lens

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

Bifocal spectacles for computer users and display device...

Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – Invertible or reversible multifocal type

Bifocal-compensating eyeglass attachment

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

Bilevel telemicroscopic apparatus

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

Bimodulus contact lens article

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

Binocular and spectacle-type mounting assembly therefor

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

Binocular eyeglasses for image magnification

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

Binocular eyeglasses for image magnification

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

Binocular field of view simulator

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

Binocular glasses

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

Binocular magnifier

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

Binocular microscope attachment for correction of ametropia

Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – With auxiliary lenses movable in and out of the optical path

Binocular spectacles

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

Biocompatible lens, and method of producing the same

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

Biodegradable resin for forming spectacle-molded body and specta

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

Biofocal type ophthalmic lens alignment determining device

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

Biological cycle affecting goggles