[. . . ] Film Data Sheet 690 Instant Pack Film Description &RORU , QVWDQW 3DFN )LOP [ LQFK [ FP Medium-speed, medium-contrast, medium-grain, daylight and electronic flash balanced (5500°K) color print film. [. . . ] If any paste appears, avoid contact with skin, eyes and mouth and keep away from children and animals. If you get some paste on your skin, wipe it off immediately, then wash with water to avoid an alkali burn. 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. All other product names may be the property of their respective owners. Film Data Sheet Technical Data 690 Instant Color Peel-Apart Film Characteristic H&D Curves for Normal Development The information in this data sheet represents the typical performance of Polaroid's 690 color film. Specific film lots may vary. Recommended speed: ISO/DIN 125/22o Recommended processing time and temperature: 90 seconds at 70o -95o F (21o-35oC) Balance: Daylight and electronic flash (5500oK) Contrast: Medium Relative Log Exposure Sample Density Characteristic H&D Curves for Cold Development Sample Density Relative Log Exposure Characteristic H&D Curves for Hot Development Sample Density Relative Log Exposure Film Data Sheet Technical Data 690 Instant Color Peel-Apart Film Spectral Sensitivity 40 Blue Green Reciprocity Law Failure Blue 2 Green Red 30 35 Relative Log Exposure Red Spectral Sensitivity 10 15 20 25 5 0 0 . 0001" 0. 4 0. 8 1. 2 1. 6 350 400 450 500 550 600 650 . 001" . 01" . 1" 1 10" 100" Wavelength (nm) Exposure Time (seconds) Action Sensitivity 1. 5 Blue Green Red Reciprocity: The ability of the film to respond in a constant manner to a constant exposure (light intensity x time ). Reciprocity failure occurs during very long or very short exposures, requiring the photographer to increase exposure. [. . . ] 15 sec. Filtration 80A + 5M 80A + 20M 80A + 30M 80A + 40M 80A 80A + 10M 80A + 20M 80A + 30M Effective ISO (approx. ) 32 25 20 16 32 25 20 16 3200 K o 1/8 sec. [. . . ]