给出了彩色正片的最小密度、原始摄影中的光照对比度、35mm和16mm胶片和幻灯片的颜色平衡，以及评估它们的光学观察条件的建议。交叉引用:BS 1384BS 5550:第6.2BS 5550节:第7.2.1小节

Gives recommendations for the minimum density in colour positive prints, lighting contrast in the original photography, the colour balance of 35 mm and 16 mm films and slides, and for the optical viewing conditions for their assessment.Cross References:BS 1384BS 5550:Section 6.2BS 5550:Subsection 7.2.1