Optics: measuring and testing – Lens or reflective image former testing – For optical transfer function
Patent
1984-02-29
1986-09-23
Rosenberger, R. A.
Optics: measuring and testing
Lens or reflective image former testing
For optical transfer function
356125, G01B 900
Patent
active
046132325
ABSTRACT:
A portable measuring device for testing optical systems of an endoscope consisting of a base plate, a rail with a longitudinally extending V groove for receiving a portion of the endoscope being mounted to extend parallel to the plate on a carriage movable at right angles to the groove. The device includes a vertical shaft mounted on the plate and terminating at one end in a conical point and the shaft carries at least one extension arm which is mounted to pivot in a plane parallel to the base plate. Each arm adjustably supports a measuring disk which can have its height above the plate changed or its distance from the shaft changed.
REFERENCES:
patent: 1609895 (1926-12-01), Troppman
patent: 2348858 (1944-05-01), Sheehy
patent: 4474469 (1984-10-01), Abe
Diener Jorg
Zobel Jurgen
Cooper Crystal
Richard Wolf GmbH
Rosenberger R. A.
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