Resource Categories

Featured Post

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 ...

Articles


Archive
August 26, 2015

Illinois Vision Screening Guidelines

Illinois Department of Public Health: Vision Screening Guidelines   Students   The State of Illinois requires annual vision screening be ...
Archive

Importance of Vision in Childhood Development

Importance of Vision in Childhood Development   Up to the age of 12, children obtain 80% of their knowledge through ...
Archive
August 20, 2015

Precision Vision Early Detection

  BACK-TO-SCHOOL: Early Detection Vision Screening Extensive research has proven that maintaining healthy vision and detection of vision conditions – early ...
#Colenbrander#Low Contrast
March 11, 2015

Low Contrast Sensitivity Tests

Of the three aspects of visual functioning: visual acuity, visual field and contrast sensitivity, the last one receives far less ...
#Low Contrast

500 Shades of Grey?

A certain Fifty Shades of Grey has gotten the lion’s share of attention in the media and in popular culture, ...
#Languages#Reading
February 16, 2015

The Radner Reading Chart; a Highly Standardized Multilingual Reading System

As the trusted leader in the production and development of vision testing devices Precision Vision scourers the world in search ...
Archive
March 21, 2014

Patti Pics™ Vision Testing System

  Patti Pics™ Vision Testing System Patti Pics™ were introduced in 2003 as an improved test for vision screening and ...