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July 30, 1938

The Practice of Refraction

JAMA. 1938;111(5):472-473. doi:10.1001/jama.1938.02790310094032

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This present revision, following three years after the preceding edition, testifies to the continued popularity of this clinical guide to the art of refraction, an acclaim merited by a text that is lucid, personal, nonmathematical and, with minor exceptions, authoritative. In the new material is a well written description of contact glasses, their advantages and indications, but the actual technic for prescribing these glasses is not discussed. The author appears favorably impressed with the recent work on aniseikonia; he ignores the serious adverse criticisms of Friedenwald, Ludvigh and others but concedes that "it is yet too early to give a dogmatic estimate of its clinical importance." Dynamic retinoscopy comes in for passing notice, but muscular imbalance is awarded detailed consideration. Along with most British authors, he believes the Maddox wing test best adapted for the study of muscle balance at the near point. In cyclophoria he advises against moving the

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