Unit Record Card Graphic Techniques.
Semiannual technical rept. no. 2, 1 Jun-30 Nov 71,
GENERAL ELECTRIC CORPORATE RESEARCH AND DEVELOPMENT SCHENECTADY N Y
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Work during the second six months of an 18 month program to develop graphical techniques for a reusable unit record card based on photoplastic film is described. Following a compromise on resolution to get better contrast, the film equipment, and processing were optimized. The results look sharp and of good contrast by projection and in facsimile copies. The goal of reuse 15 times was successfully demonstrated. Author