Optics: eye examining – vision testing and correcting – Eye examining or testing instrument – Objective type
Patent
1989-05-02
1990-12-11
Dzierzynski, Paul M.
Optics: eye examining, vision testing and correcting
Eye examining or testing instrument
Objective type
351216, 351219, A61B 310
Patent
active
049765353
ABSTRACT:
An endothelium attachment for a slit lamp device with a microscope objective to increase the magnification of the slit lamp microscope which can be attached in front of the slip lamp microscope housing. The attachment includes a beam splitter provided between the microscope objective and the primary objective of the slit lamp microscope, this beam splitter being arranged in the optical axis of the primary objective and deflecting at least a portion of the light reflected by the eye to be examined into at least one ocular beam path of the slit lamp microscope, and that the portion of the light passing through the beam splitter impinges upon a measuring and/or recording unit.
REFERENCES:
patent: 4711541 (1987-12-01), Yoshino et al.
patent: 4744649 (1988-05-01), Niino et al.
Dzierzynski Paul M.
G. Rodenstock Instrumente GmbH
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