Browsing Theses by Author "Oyaide-Ofenor, Maureen"
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STUDIES ON IMPACT RESISTANCE OF SPECTACLE LENS MATERIALS
Oyaide-Ofenor, Maureen (University of Waterloo, 2014-05-01)Introduction: The Canadian Standards Association (CSA) Z94.3-07 ballistic impact test for industrial lenses, tests the ability of a lens material to withstand the impact of a 6.4 mm diameter steel ball travelling at a ...