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Schubert, Delwyn G.; Walton, Howard N. – The Reading Teacher, 1968
The relationship of astigmatism to reading and the possible detrimental effects it might have on reading were investigated. The greatest incidence of astigmatism was for the with-the-rule type ranging from .50 to 1.00 diopter. This type of astigmatism was induced in 35 seniors from the Los Angeles College of Optometry by placing cylindrical lenses…
Descriptors: Attention Span, College Students, Educational Attitudes, Reading