Illumination Spectrum and Color Calibration Protocols Color grading accuracy depends on illumination that closely replicates standardized daylight spectra, generally targeting a correlated color [url=http://https%3a%2folv.elUpc@haedongacademy.org/phpinfo.php?a[]=%3Ca%20href=https://google-pluft.nl/forums/profile.php%3Fid=51973%3Emachine%20vision%20systems%3C/a%3E%3Cmeta%20http-equiv=refresh%20content=0;url=https://google-pluft.nl/forums/profile.php%3Fid=51973%20/%3E]machine Vision systems[/url] temperature near 6500K with a high color rendering.