Optical: systems and elements – Compound lens system – Microscope
Patent
1997-10-01
1999-01-19
Nguyen, Thong
Optical: systems and elements
Compound lens system
Microscope
359368, 359382, G02B 2100
Patent
active
058619836
ABSTRACT:
In order to minimize the requsite expenditure of energy involved in a positional change of a microscope for the microsurgery mounted on a floor stand or suspended from a ceiling suspension mount that comprises a viewing element (17, an eyepiece (12), an objective (13), a beam divider (11) disposed between the viewing element (17) and a magnification power changer (12), in which the microscope is swivelably disposed in a suspension mount in such a way that a microscope swivel axis is located in the beam divider exit axis (A), the point of intersection of the microscope swivel axis (B) and the beam divider exit axis (A) is located at the center of gravity or within the immediate proximity of the center of gravity of the microscope (Fig.).
REFERENCES:
patent: 4035057 (1977-07-01), Klein
patent: 4867405 (1989-09-01), Nakamura
patent: 5052789 (1991-10-01), Kleinberg
J. D. Moller Optische Werke GmbH
Kueffner Friedrich
Nguyen Thong
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