PROBLEM TO BE SOLVED: To provide a spectral sensitivity characteristic measuring device for accurately measuring spectral sensitivity characteristics of an optical characteristic measuring instrument, and a spectral sensitivity characteristic measuring method.;SOLUTION: A spectral sensitivity measuring system 1 includes: a light source device 10 for emitting measurement light and changing a peak wavelength of the measurement light; a reference spectral measuring instrument 40; a signal acquisition part 53 for acquiring a measured value of the measurement light emitted from the reference spectral measuring instrument 40 and the optical characteristic measuring instrument 30; a first spectral sensitivity characteristic calculating means 541 for calculating first spectral sensitivity characteristics of the optical characteristic measuring instrument 30 based on the total energy amount of the measurement light and a measured value output from the optical characteristic measuring instrument 30; an estimated value calculating means 542 for calculating an estimated value, when assuming that the measurement light is measured based on the first spectral sensitivity characteristics; and a second spectral sensitivity characteristic calculating means 543 for calculating second spectral sensitivity characteristics obtained by adding the estimated value and a difference value of the measured value output from the optical characteristic measuring instrument 30 to the first spectral sensitivity characteristics.;COPYRIGHT: (C)2010,JPO&INPIT
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