CF4 a, 7 cn 25- em | | 4 C7i 2 = DENSITY - e?-7 LSE MICROFILE S.O. 918 © re PANCHROMATIC _] 4000 - 7000 A” 0.5 0 ova — 10 | Fig. 7. 102 EXPOSURE (ERG/cm*) L 10° Density as a function of exposure, Microfile emulsion S. O. 918, panchromatic 4000 - 7000 A. io"