A clinical evaluation of the Nidek Autorefractor

Ophthalmic Physiol Opt. 1984;4(2):169-78.


A blind study using the Nidek Autorefractor was carried out on 178 eyes to validate the instrument against conventional refractive techniques. A measure of the NAR's reliability was obtained by repeated measurements of the 178 eyes. The NAR overall performance is compared with current autorefractors .

Publication types

  • Comparative Study
  • Research Support, Non-U.S. Gov't

MeSH terms

  • Humans
  • Microcomputers
  • Refraction, Ocular*
  • Vision Tests / instrumentation*