Optical device for releasable attachment to a microscope

Optical: systems and elements – Compound lens system – Microscope

Reexamination Certificate

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C359S823000, C351S216000

Reexamination Certificate

active

07092152

ABSTRACT:
A removable optical device with at least one lens for releasable attachment to a microscope suited for contact-free observation of an eye, which can be arranged between the objective of the microscope and the eye in the optical axis of the microscope. A drive device is provided, with which the lens can be adjusted along the optical axis of the microscope, whereby an electric drive motor is integrated in the removable device, which, together with the device, can be detached from the microscope and sterilized by suitable methods.

REFERENCES:
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patent: 4856872 (1989-08-01), Spitznas et al.
patent: 5056902 (1991-10-01), Chinnock et al.
patent: 5394043 (1995-02-01), Hsia
patent: 5554896 (1996-09-01), Hogan
patent: 5825535 (1998-10-01), Biber et al.
patent: 6212006 (2001-04-01), Reiner
patent: 6788455 (2004-09-01), Kirchhuebel et al.
patent: 6967774 (2005-11-01), Kirchhuebel et al.
patent: 2002/0044256 (2002-04-01), Kirchhuebel

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