TY - CONF AU - George Eppeldauer C2 - NPL Colour & Visual Scales Conf. , Royal Holloway College, UK DA - 2000-01-01 LA - en PB - NPL Colour & Visual Scales Conf. , Royal Holloway College, UK PY - 2000 TI - Spectral responsivity based calibration of tristimulus colorimeters ER -