PN C99465-06-1985 Methods for determination of photographic values of light sensitive materials Determination of basie sensitometric values for black-and-white materials on transparent base (film base) exposed by visibie radiation
1985PN C99465-06-1985 Methods for determination of photographic values of light sensitive materials Determination of basie sensitometric values for black-and-white materials on transparent base (film base) exposed by visibie radiation