1
Timothy Andrew Large: Switchable lens. Technology Partnership, Watson Cole Stevens Davis P L L C, January 27, 1998: US05712721 (204 worldwide citation)

A lens assembly (1) comprises a lens (2;10,11;20) the focal length of which may be changed by application of an electric or magnetic field. A switching means (4,15) provides a drive impulse to change the focal length of the lens (2;10,11;20). An integral power source (4,15) provides power for the sw ...


2
John L Runckel: Ski goggles with pivotal frame members for interchanging lenses. John L Runckel Trust, Kolisch Hartwell Dickinson McCormack & Heuser, September 29, 1998: US05815235 (179 worldwide citation)

A pair of ski goggles is disclosed which has unitary upper and lower frame members that are each configured to extend substantially between a user's temples, and each include a pair of end regions. The upper and the lower frame members collectively define an aperture into which a lens is removably r ...


3
Ronald A Schachar: Multifocal ophthalmic lens. Richards Harris & Medlock, November 17, 1981: US04300818 (177 worldwide citation)

The specification discloses a multifocal ophthalmic lens to provide a variable focusing power lens for near and farsighted corrected vision. The lens includes a first and second lens element. First and second electrodes are disposed between the lens elements, and a film of liquid crystal is disposed ...


4
Daniel Stephen Jesiek: "Hear speak" two-way voice radio communications eyeglasses. January 4, 2000: US06010216 (173 worldwide citation)

Eyeglasses including a radio receiver, a radio transmitter, power supply, antenna and earphones. Said receiver, transmitter, power supply, and antenna are within the bow pieces. The antenna is a wire within the framework and extends from the rear end of one bow piece, passing through the front frame ...


5
W Steve G Mann: Wearable camera system with viewfinder means. Crowell & Moring, October 23, 2001: US06307526 (164 worldwide citation)

A novel means and apparatus for a new kind of photography and videography is described. In particular, a wearable camera with a viewfinder suitable for long-term use is introduced. The system, in effect, absorbs and quantifies rays of light and processes this quantigraphic information on a small wea ...


6
Walter H Bononi: Safety spectacles. September 16, 1980: US04222640 (159 worldwide citation)

Safety spectacles have an inner frame of hard elastic plastic material extending from one end piece, across the bridge to the other end piece. The base plates for the side piece hinges are embedded in the inner frame. A continuous wire is embedded in the inner frame. The inner frame is completely co ...


7
Robert B Stoner: Eyeglasses with controllable refracting power. The Arizona Carbon Foil Company, Antonio R Durando, Harry M Weiss, January 26, 1993: US05182585 (158 worldwide citation)

Eyeglasses equipped with liquid lenses having adjustable refractive power that depends on the amount of liquid forced into each lens. An electrically powered pump and an electronic controller regulate the liquid input to the lenses in response to a signal determined by the focal length required for ...


8
David S Bettinger: Spectacle-mounted ocular display apparatus. Barnes Kisselle Raisch Choate Whittemore & Hulbert, February 21, 1989: US04806011 (158 worldwide citation)

Spectacle-mounted display apparatus in which a reflective surface of a partially-transparent eyeglass lens is employed as the primary optical element. A concave spherical relay reflector is positioned inside the lens/eye cavity. The display ocular is an asymmetrical multi-axial virtual image magnifi ...


9
Thomas A Howell, David Chao, C Douglass Thomas, Peter P Tong: Eyeglasses with electrical components. IpVenture, March 10, 2009: US07500747 (156 worldwide citation)

A pair of glasses with one or more electrical components partially or fully embedded in the glasses is disclosed. In one embodiment, a pair of glasses includes a speaker and an electrical connector, both at least partially embedded in the glasses, with the speaker and the connector electrically coup ...


10
Robert W Massof, Donald C O Shea, Thomas W Raasch: Video display on spectacle-like frame. The Johns Hopkins University, Howard W Califano, September 29, 1992: US05151722 (156 worldwide citation)

A head mounted display is disclosed for providing a monocular or binocular wide field of view. The head mounted display contains a unique configuration and unique folding optics so that it can be worn like a pair of spectacles or goggles. The optics and frame of the goggles are uniquely designed to ...