MOTION-PICTURE PHOTOGRAPHY 



673 



Fig. 14C. — Spectrogram of DuPont duplicating negative, type 107 (tungsten). 



0.6 1.2 1.8 2.4 3.0 3.6 

 Log Exposure (relative) 



Fig. 15.4. — Z>-logio E curves of DuPont 

 infrared negative, type 105. 



1.00 

 0.75 



EQ50 



0.25 



Minutes 



Fig. 15B.— Time-gamma curve of DuPont 

 infrared negative, type 105. 



Fig. 15C. — Spectrogram of DuPont infrared negative, type 105 (daylight). 



10.2 min. 



1.0 mi n. 



5.2 min. 



3.2 min 



Log Exposure 



Fig. 16A. — Z)-logio E and time-gamma curves of Agfa Supreme panchromatic negative 



No. 153. 



