Device and method for reducing visual aberration
OwnerDebra A. Dretzkeinventor
Life of this patent
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Abstract
A modified lens and a method of modifying a lens for alleviating visual aberrations such as glare, halos and starbursts from light sources are disclosed. The modified lens comprises an opaque patch containing a transparent area incorporated into a substantially transparent lens. The method of modifying the lens comprises determining the optimum shape, size and placement of the opaque patch and transparent area within the lens for each specific patient and incorporating the opaque patch into the lens.
Claims19
A modified lens for alleviating visual aberrations comprising:
- a substantially transparent lens having an upper section and a lower section;
- a substantially opaque patch disposed in a segment of the upper section of the lens;
- and
- a substantially transparent area contained within said opaque patch.
A method for modifying a transparent lens to reduce the effects of a patient's visual aberrations comprising:
- determining a proper shape and size of a transparent area for incorporating said transparent area into the transparent lens;
- determining a proper placement of the transparent area for incorporating said transparent area into the transparent lens;
- determining a proper shape and size of an opaque patch for incorporating said opaque patch into the transparent lens;
- incorporating said opaque patch of the proper size and shape into the transparent lens;
- and
- incorporating said transparent area into the transparent lens.
Dependencies are inferred from the claim text.