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Measurement Techniques

, Volume 51, Issue 8, pp 865–867 | Cite as

New optotypes for checking visual acuity

  • A. I. Milanich
Article

Abstract

A number of new optotypes for verification of visual acuity adapted for devices used in individual optometry are proposed.

Key words

visual acuity optotype Landolt ring eye control optometry 

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References

  1. 1.
    A. I. Milanich, Patent 2137414 (Russian Federation), Izobret., No. 26 (1999).Google Scholar
  2. 2.
    A. I. Milanich, Patent 2202937 (Russian Federation), Izobret., Polez. Mod., No. 12 (2003).Google Scholar
  3. 3.
    ISO 8597:1994, Optics and Optical Instruments: Visual Acuity Testing.Google Scholar
  4. 4.
    ISO 8596:1994, Ophthalmic Optics: Visual Acuity Testing: Standard Optotype and Its Presentation.Google Scholar
  5. 5.
    Yu. Z. Rozenblyum, Optometry [in Russian], Gippokrat, St. Petersburg (1996).Google Scholar

Copyright information

© Springer Science+Business Media, Inc. 2008

Authors and Affiliations

  1. 1.VT-Fotoniks CompanyMoscowRussia

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