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March 4, 2025

Precision Vision ETDRS® Illuminator Cabinet Guide for Clinical Trials and Vision Research

  February 27, 2025 Precision Vision’s ETDRS® Illuminator Cabinet – The international gold standard for clinical trials and vision research ...

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Feinbloom Flip-Book Chart

Feinbloom Low Vision Visual Acuity Book

 

  • Modified by using PVNumbers® and a logarithmic progression from 20/1000 to 20/20
  • Uniform rows of 5 numbers each from 20/100 to 20/20
  • Notations are given in feet and M units with equivalent Snellen fractions for a 10 foot test distance.

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