METHOD FOR DETERMINING QUALITY OF LENTICULAR SHEET

A method is provided for evaluating the quality of a lenticular sheet prior to its utilization. The lenticular sheet having an undetermined number of lenticules per unit of measurement is positioned over a grating having a known number of lines per unit of measurement. The resulting moiré fringe pat...

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Bibliographische Detailangaben

Hauptverfasser:	DALTON, JAMES, SAMUEL, NELSON, MOORE, JON, THOMAS
Format:	Patent
Sprache:	eng ; fre
Schlagworte:	MEASURING OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS OPTICS PHYSICS TESTING TESTING STATIC OR DYNAMIC BALANCE OF MACHINES ORSTRUCTURES TESTING STRUCTURES OR APPARATUS NOT OTHERWISE PROVIDED FOR
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