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COORDINATE MEASURING MACHINE WITH WHITE LIGHT SENSOR

  • US 20140043468A1
  • Filed: 08/06/2013
  • Published: 02/13/2014
  • Est. Priority Date: 08/07/2012
  • Status: Active Grant
First Claim
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1. Coordinate measuring machine for measuring a measurement object, comprising a workpiece support for supporting the measurement object and a measuring head carrying an optical sensor, wherein the measuring head and the workpiece support are movable relative to one another, wherein the optical sensor has a objective and a camera, which is designed to capture an image of the measurement object through the objective, wherein the objective has a light entrance opening and a light exit opening, wherein the objective has a multitude of lens-element groups which are arranged in the objective between the light entrance opening and the light exit opening one behind another along a longitudinal axis of the objective, and wherein a first lens-element group from the multitude of lens-element groups is arranged in a stationary fashion in the region of the light entrance opening, wherein there is a clearance in the objective between the first and a second lens-element group, and wherein the coordinate measuring machine furthermore comprises a white light sensor and an at least partly reflective coupling element for coupling the white light sensor into the objective, said coupling element selectively being movable into the clearance.

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