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DATA DISPLAY STUDY.
Interim rept. no. 4, 1 Sep-20 Dec 63,
NATIONAL CASH REGISTER CO HAWTHORNE CA
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In the fourth report period of this contract, and the interim to the start of the follow-on contract, work was concentrated on development of the EPIC or PhotochromicCRT Display System. Two fiber optic CRTs have been received and are being evaluated. Measurements were made on factors affecting photochromic writing speed. Experimental results are compared with calculated results. Additional equipment for CRT-lens writing tests has been fabricated. Author
APPROVED FOR PUBLIC RELEASE