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

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

Vari-lens phoropter and automatic fast focusing infinitely varia

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

Variable circular dual image corneal radius measurement instrume

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

Variable contrast direct read-out vision tester

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

Variable density light transmitting device

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

Variable density light-polarizing spectacles apparatus

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

Variable density ophthalmic device

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

Variable density sunglasses comprising light polarizing elements

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

Variable distance, variable test object sight testing apparatus

Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – With decoration or ornamentation

Variable eyeglass frame

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

Variable focal length lens

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

Variable focal length lenses which have an arbitrarily shaped pe

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

Variable focus elastomeric lens system

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

Variable focus eyeglasses

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

Variable focus lens

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

Variable focus lens and spectacles

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

Variable focus lens system for eyeglasses

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

Variable focus lens system such as for examination or treatment

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

Variable focus spectacles

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

Variable focus spectacles