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June 1967

AC:A Nomogram

Author Affiliations

From the Howe Laboratory of Ophthalmology, Harvard Medical School and the Massachusetts Eye and Ear Infirmary, Boston.

Arch Ophthalmol. 1967;77(6):788. doi:10.1001/archopht.1967.00980020790014

A nomogram is presented which enables the clinician easily to find the ratio of accommodative convergence to accommodation from routine clinical measurements. The only measurements needed are the near and distant heterophorias (or heterotropias) and the interpupillary distance.