KS M 3912-2005 SPECIFICATION OF EXPOSURE INDEX AND MEASURING METHOD OF PHOTOGRAPHIC SENSIT IVITY OF NEGATIVE PHOTOGRAPHIC SENSITIVE MATERIALS TO DAYLIGHT AND ARTIFICIAL LIGHT
2005KS M 3912-2005 SPECIFICATION OF EXPOSURE INDEX AND MEASURING METHOD OF PHOTOGRAPHIC SENSIT IVITY OF NEGATIVE PHOTOGRAPHIC SENSITIVE MATERIALS TO DAYLIGHT AND ARTIFICIAL LIGHT
0000 KS M 3912-1974(2002)
1985KS M 3912-1985 SPECIFICATION OF EXPOSURE INDEX AND MEASURING METHOD OF PHOTOGRAPHIC SENSIT IVITY OF NEGATIVE PHOTOGRAPHIC SENSITIVE MATERIALS TO DAYLIGHT AND ARTIFICIAL LIGHT