Patent · US Active

Method and device for performing online aberrometry in refractive eye correction

US8356897B2 · kind B2 · utility

0Cited by

68References

10Claims

0Family size

Assignee

Carl Zeiss Meditec AG · DE

Inventors

Manfred Dick · Gefell, DE
Eckhard Schroeder · Eckental, DE
Joachim Fiedler · Hannover, DE

Key dates

Filing date	Sep 2, 2011
Grant date	Jan 22, 2013
Priority date	—
Expiry date	Sep 2, 2031

Classification

Technology area (CPC G)Physics
CPC primaryG01J9/00
WIPO fieldMachine tools
WIPO sectorMechanical engineering

Abstract

A device for correcting visual defects of an eye comprises a coherent light source, a beam modification device for shaping and deflecting a beam of the coherent light source, and a wavefront analyzer device for analyzing a wavefront of an optical path in the eye.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.