What is the definition of fiducial mark? – InterviewSolution

InterviewSolution

1.	What is the definition of fiducial mark?
Answer» A FIDUCIAL MARKER or fiducial is an object placed in the FIELD of view of an IMAGING system that appears in the image produced, for USE as a point of reference or a measure. It may be either something placed into or on the imaging subject, or a mark or set of marks in the reticle of an optical instrument.

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