Abstract: The invention discloses an endoscope, and particularly a rectoscope, having an improved means of securing a cover to the head housing of the endoscope using a releasable hinge. In a preferred embodiment a pin removably located in a bore forms the hinge for the cover connection.
Type:
Grant
Filed:
July 18, 1978
Date of Patent:
July 8, 1980
Assignee:
Heine Optotechnik GmbH & Co. KG
Inventors:
Helmut A. Heine, Helmut W. Rosenbusch, Otto H. Schmidt
Abstract: The present application discloses an examination pattern for use in conjunction with ophthalmoscopes which provides a light transmissive opening at the pattern center to act as a reference point in the examination of the eye.
Abstract: The invention relates to a lighting appliance for generating a light beam for indirect ophthalmoscopy which appliance comprises a housing with a beam outlet aperture through which the beam leaves the housing and first and second means in the housing to respectively modify the color characteristics and the cross-section of the beam leaving the aperture. An externally accessible operating element is provided on the housing which can be independently adjusted to selectively control the first and second means.