Title:
【発明の名称】色検定および照合のための方法および装置
Document Type and Number:
Japanese Patent JP2001527209
Kind Code:
A
Abstract:
Methods and apparatus for calibrating a color measuring instrument with a color standard and verifying the color standard and calibration are provided. One method includes providing a color standard having a surface with at least two different colors (preferably arranged for a simultaneous color measurement), calibrating the instrument, and verifying that said color standard is an authorized color standard of a predetermined specification and that the calibration of the color measuring instrument has achieved predetermined specified results. Some of the provided methods and apparatus use a photosensitive portion of the color standard that changes color in a known way when exposed to a predetermined dose of light. Various color standards for use with this invention are provided.
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Inventors:
McFarlane, Derby S.
McFarlane, David Kay.
Bill Meyer, Fred W. Jr.
McFarlane, David Kay.
Bill Meyer, Fred W. Jr.
Application Number:
JP2000525736A
Publication Date:
December 25, 2001
Filing Date:
December 18, 1998
Export Citation:
Assignee:
Chromatics Color Sciences International, Inc.
International Classes:
A61B5/00; G01J3/52; (IPC1-7): G01J3/52; A61B5/00
Attorney, Agent or Firm:
Shusaku Yamamoto