Nathan R Tang

US Patent:

20110149057, Jun 23, 2011

Filed:

Dec 16, 2010

Appl. No.:

12/969873

Inventors:

Gerd Beck - Wurmlingen, DE
Andre Ehrhardt - Wurmlingen, DE
Uwe Martin - Spaichingen, DE
Bernhard Gloeggler - Tuttlingen, DE
Hilmar Schachenmayr - Munich, DE
Bryan Kennedy - Santa Barbara CA, US
Raymond Coussa - Goleta CA, US
Nathan Tang - Santa Barbara CA, US

International Classification:

H04N 7/18

US Classification:

348 65, 348E07085

Abstract:

A method for testing an optical investigation system, with an imaging device, a video camera and a light source for optical investigation of an object, a reference surface with predetermined optical properties is illuminated with illuminating light from a light source. An image of the reference surface is recorded by the imaging device and the video camera. An operating condition of the video camera that prevails during the recording of the image is recorded. The functionality or another property of the investigation system is determined on the basis of the recorded operating condition.