Hartmut Gärtner

Holding arrangement having an apparatus for balancing a load torque

Illuminating device for a stereo microscope

Supplement arrangement for a slit-lamp apparatus for treating the eye by means of laser rays

Medical therapeutic and/or diagnostic appliance with a sterilizable position sensing attachment

Camera adapter having a camera holder and an optical adapter

Viewing apparatus having oblique illumination

Magnification changer for an operating microscope comprises a device for changing an optical element in an observation beam path and consisting of a changing wheel rotatably mounted on a holder assembly and holding the optical element

Adjusting device for operational microscope, is connected to stand and has gear connected to chain or belt units which move on coupling plate

Manipulator for use with a surgical microscope

Schwenkhalterungsanordnung und Verfahren zum Steuern einer solchen