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October 1979

Duke-Elder's Practice of Refraction

Arch Ophthalmol. 1979;97(10):1999. doi:10.1001/archopht.1979.01020020413035

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The ninth edition has finally appeared, nine years after the last edition. David Abrams has revised the text (the previous editions were all written by Sir Stewart Duke-Elder). The book's new format consists of a larger size and double columns. Many of the old figures have been retained, and updated figures have been added. The scope of the text has been broadened.

In recent years there have been several books that attempt, quite admirably, to enlighten us about the eye, its properties, and corrections of its aberrations. This book is another of this genre. Discussions of optics, ametropia, and strabismus are presented in a clear concise manner. Techniques of visual acuity and refraction testing are also noted. We tend to take for granted many of the optical principles that form the basis of much of our clinical work. The manufacture of the spectacle lens, and lens aberrations that affect visual

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