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Class 351/228 - With multifocal lens


Subclass of Class 351 - Optics: eye examining, vision testing and correcting
Definition: Subject matter including structure for selecting near and
No. of patents: 9
Last issue date: 02/26/2008


NumberTitleIssue Date
7334894Temporal vision modification
Various embodiments of methods and systems for improving and enhancing vision are disclosed. Adjustable lenses or optical systems may be used to provide adaptive vision modification. In some embodiments, vision modification may be responsive to the current state of ...
02/26/2008
7264354Method and apparatus for correcting vision using an electro-active phoropter
An electro-active phoropter and a method of using the electro-active phoropter to measure a patient's vision prescription is disclosed. The electro-active phoropter includes a series of individually addressable electro-active lenses. The lenses have either a positiv...
09/04/2007
7159984Subjective optometric apparatus
Disclosed is a subjective optometric apparatus in which the earpiece members and the nose pad member for attaching the main body of the device to the subject can be easily adjusted without involving any effort. The subjective optometric apparatus has a horizontal fr...
01/09/2007
7131727Simultaneous vision emulation for fitting of corrective multifocal contact lenses
An emulator including a beam splitter for splitting incoming light energy into a first component directed along a first optical path, and a second component directed along a second optical path distinct from the first optical path. The emulator includes a first rece...
11/07/2006
7118219Test tool for optometry
An test tool for optometry includes a lens holding frame and a clip. The lens holding frame pivotally supports a trial lens to be mounted. The clip is attached to a rear side of the lens holding frame to clamp glasses. The lens holding frame has a pair of axi-symmet...
10/10/2006
7018040Stabilized electro-active contact lens
An electro-active contact lens system and a method for making the electro-active contact lens system is disclosed. The system includes a contact lens, an electro-active element attached to the contact lens, a view detector attached to the contact lens and in electro...
03/28/2006
6491394Method for refracting and dispensing electro-active spectacles
An electro-active spectacle lens is disclosed. The disclosed lens includes a first lens optic. The disclosed lens also includes a first electro-active zone positioned in a cooperative relationship with the first lens optic. In certain embodiments, the ele...
12/10/2002
5677751Decals for multifocals
A method of using decals peeled off a tape dispenser to measure eyeglass wearers for bifocals, trifocals and progressive bifocals is disclosed. The decals adhere to the lens of plastic demonstration spectacles either by suction, friction or transparent ad...
10/14/1997
4505043Height measurement gage for multifocal lenses
A device designed to aid in fitting eyeglasses and, more particularly, bifocals and multifocals by accurately measuring the distance from the center of the pupil to the lower edge of the frame....
03/19/1985
 
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