Surgical microscope

US7649681B2 · kind B2 · utility

Assignee

• Carl Zeiss Stiftung · DE

Inventors

• Christoph Hauger · Aalen, DE
• Ulrich Gold · Aalen, DE
• Christian Lucke · Oberkochen, DE
• Margit Krause-Bonte · Aalen, DE
• Dirk Brunner · Hersbruck, DE
• Martin Pelzer · Zang, DE

Key dates

• Filing date: Feb 12, 2001
• Grant date: Jan 19, 2010
• Expiry date: Feb 12, 2021

Classification

• Technology area (CPC G): Physics
• CPC primary: G02B23/10
• WIPO field: Optics
• WIPO sector: Instruments

Abstract

A surgical microscope (1) includes a viewing unit (3) for viewing an object (5) and an image projection module (7) for inputting image data (9) into the viewing unit (3). The image projection module (7, 107, 207, 307) includes a plano-convex lens and a plano-concave lens. The image projection module (7, 107, 207, 307) includes an image display unit (11, 111, 211, 311).