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Practical contrast sensitivity acuity testing

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Summary

A 2.0 neutral density (1% transmission) filter allows an easy, consistent and natural way of checking visual acuity on a low contrast Snellen test chart, and is particularly useful in documenting poor visual function in patients with certain types of cataract.

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Authors and Affiliations

  1. 211 North Meramec Avenue, St. Louis, Missouri, USA

    R. C. Drews

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  1. R. C. Drews
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Drews, R.C. Practical contrast sensitivity acuity testing. Int Ophthalmol 13, 217–218 (1989). https://doi.org/10.1007/BF02028214

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  • DOI: https://doi.org/10.1007/BF02028214

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