Focusing and astigmatism compensation device for a fundus camera

US7726815B2 · kind B2 · utility

Assignee

• Carl Zeiss Meditec AG · DE

Inventors

• Frank Teige · Jena, DE
• Detlef Biernat · Jena, DE
• Lothar Mueller · Ottendorf, DE

Key dates

• Filing date: Feb 7, 2006
• Grant date: Jun 1, 2010
• Expiry date: Jul 27, 2026

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A61B3/12
• WIPO field: Medical technology
• WIPO sector: Instruments

Abstract

The invention relates to a device for observing the ocular fundus, in particular to a fundus camera. Said device comprises a light source (1b) for the provision of illumination radiation, an illumination optical path for directing the illumination radiation onto the ocular fundus and observation optics for reproducing the illuminated ocular fundus, the observation optics comprising a module (16b), whose refractive power can be electrically adjusted.