Abstract
A review of the literature on refraction under cycloplegics has failed to reveal a comparative study of the value of these drugs, most authors limiting themselves to a statement that as a rule homatropine is used, but when a better cycloplegia is desired, and for children, atropine is the drug of choice. Duane,1in 1908, said about homatropine : In the great majority of cases the findings with it are satisfactory, certain, and represent a full relaxation of the accommodation. In a few instances they are not. This is generally evident from the changing character of the subjective findings, the disagreement between these and the objective tests with skiascopy, and the persistence of a dioptry or so of accommodative power as measured by determining the difference between the near point and the far point when a convex glass is applied. In such cases atropine should be used. But even

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