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Introduction to Visual Acuity Measurement
#Colenbrander#Low Contrast#Low Vision#Reading#Visual Acuity
May 23, 2025

Introduction to Visual Acuity Measurement

by August Colenbrander, MD – San Francisco Since the 1970’s Precision Vision has built a reputation of producing the most ...

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#Low Contrast
October 4, 2018

SpotChecks™ Contrast Sensitivity

SpotChecks™ Contrast Sensitivity Chart The SpotChecks™ (formally known as CamBlobs™) Contrast Sensitivity Chart was newly designed by Dr. John Robson ...
#Counterfeit
August 9, 2018

Notice of Counterfeit Pelli-Robson Products. Don’t Be a Victim.

Very recently Precision Vision identified substandard counterfeit Pelli-Robson Contrast Sensitivity Charts™ being sold and used in India.  Precision Vision has ...
#Low Vision
April 10, 2018

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 ...
Archive
March 6, 2018

2018 NYC Vision Expo

Make sure you stop by booth #MS5005 and see us at the 2018 Vision Expo in New York. We’d love ...
Archive
February 28, 2018

EyeWalls™ fun, repositionable, peel and stick images with interchangeable phrases

Eyewalls™ are fun, repositionable, peel and stick images with interchangeable phrases. Place them anywhere and in any combination! These playful ...
Archive
March 29, 2016

March 2016 – New Website

IN THE NEWS PV Launches Newly Redesigned Web Site:Learn some of the ways our brand new website is better than ...
Archive
August 26, 2015

Common Early Vision Conditions

  Common Early Vision Conditions   National ophthalmology surveys suggest that up to 25% of all school-aged children have vision ...