User manual POLAROID T-64 DATASHEET

[. . . ] Film Data Sheet T-64 Tungsten 4x5 Sheet Film Description 3URIHVVLRQDO &RORU 6KHHW )LOP [ LQFK 10. 2 x 12. 7 cm 7\SH 7 Film Speed ISO 64/DIN 19 ILOP Special tungsten (3200°K) balanced film for rich, saturated color prints, in 4 x 5 sheet format. [. . . ] If eye contact occurs, quickly wash the area with plenty of water and see a doctor. Keep discarded materials away from children, animals, clothing and furniture. Limited Warranty See information on the film box. "Polaroid" and "Polacolor" are trademarks of Polaroid Corporation, Waltham, MA 02451 USA. Film Data Sheet Technical Data T-64 Tungsten Instant Color Peel-Apart Films The information in this film data sheet represents the typical performance of Polaroid's T-64 Tungsten color films. Specific film lots may vary. Recommended speed (ISO) Recommended processing time and temperature Resolution (1000:1) Contrast 64 / 19o Characteristic H&D curves for normal development 3 H&D Curves @ 70oF/21oC Blue Green 90 sec. @ 70oF/21oC 2 Red Medium - High Processing time and temperature For best results process at temperatures above 60oF(16oC). o Sample Density 1 0 -3 -2 -1 0 10 line pairs/mm F o C Time in seconds 90 90 120 Exposure Adjustment -1/3 stop None 1/2 stop 95 65-90 55 35 21-32 13 Relative Log Exposure D-Max: The density value for the film's darkest black. D-Min: The lowest density value that a film exhibits. In prints, the whiteness of the brightest highlight, relative to the unprocessed print. Slope: The positive ratio of the log E increments of the straight line region of the curve, as determined by the 1/4-3/4 increment method. [. . . ] Spectral Sensitivity: Shows the equivalent energy needed at each wavelength in order to activate the emulsion so that it produces a neutral density of . 75. [. . . ]