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#Visual Acuity
December 6, 2021

What is Visual Acuity?

Visual acuity refers to the clarity or clearness of the vision, a measure of how well a person sees. The ...

Articles


#Retina
October 9, 2018

Zhang Ring Test™ for Early Diagnosis of Retinal Detachment

Fuxiang Zhang. MD The Institutional Review Board of Henry Ford Health System approved a clinical trial. Seven retinal detachment cases ...
#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 ...