標準號：ISO 12645-1998
中文標準名稱：印刷技術 過程控制 用于透射密度計不透明區域校準用的標定參照樣
英文標準名稱：Graphic technology - Process control - Certified reference material for opaque area calibration of transmission densitometers
標準類型：J04
發布日期：1999/12/31 12:00:00
實施日期：1999/12/31 12:00:00
中國標準分類號：J04
國際標準分類號：37.100.01
適用范圍：This International Standard defines requirements for a half-tone certified reference material which may be used for the opaque area percentage calibration of transmission densitometers or colorimeters for use in the graphic arts. This International Standard is not applicable to the calibration of transmission densitometers in terms of ISO standard diffuse density. NOTE Test methods for determining the opaque area percentage are given in the informative annex A.