Resource & Article Library
Browse our collection of articles, newsletters, and videos covering vision testing, clinical research, and product education.
Articles
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Zhang Ring Test™ for Early Diagnosis of Retinal Detachment
Clinical Trial Evaluation of the Zhang Ring Test™ A New Screening Tool and Home Monitoring Device for Peripheral Retinal Detachment This clinical...
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Zhang Ring Test™ Validation Across Retinal Pathologies
Clinical Validation of the Zhang Ring Test™ Correlation of Zhang Ring Test™ Findings With Clinical Diagnoses and Visual Field Defects — Dr....
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Teller Acuity Cards®: A Guide to Infant and Nonverbal Vision Testing
Teller Acuity Cards® use preferential looking to estimate visual acuity in infants and nonverbal patients — no letters, no verbal responses. Here...
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The Risks of Buying Low Quality Equipment
Data Integrity in Clinical Trials Why Standardization, Calibration, and Equipment Accuracy Control Study Outcomes In this article, we want to highlight our...
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Precision Vision ETDRS® Illuminator Cabinet Guide for Clinical Trials and Vision Research
Q1 | 2025 Precision Vision ETDRS® Illuminator Cabinet History & Future Outlook A Comprehensive Guide for Clinical Trials and Vision Research Precision...
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Precision Vision Announces Transition to LED Bulbs in New ETDRS® Illuminator Cabinets (2425Ev4)
Precision Vision Transitions ETDRS® Illuminator Cabinets to LED Technology Ensuring regulatory compliance, improved performance, and long-term reliability for clinical trials worldwide. Precision...
Newsletters
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EyeOnVision December, 2022
December Issue • Clinical Standards Global Certification of Examiners & Exam Lanes Precision Vision Clinical Trial Solutions™ Secures Rigorous Data Integrity Across...
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EyeOnVision September, 2022
September Issue – Pediatric Vision Portable Acuity Screening for Any School Validation of Patched HOTV with Amblyopic Patients and Bangerter Normals Clinical...
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EyeOnVision July, 2022
IN THE NEWS Precision Vision and the ETDRS Legacy Celebrating Over 30 Years of Global Standardization in Visual Acuity Testing Welcome, friends....
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EyeOnVision June, 2022
June Issue – Digital Acuity Testing More Than Just Another Digital Acuity Software Uncompromised Optotype Science and Precision Engineering Meet Digital Clinical...
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EyeOnVision May, 2022
BEHIND THE TEST May Issue, 2022 – A Historical Look at The Lighthouse A Half-Century Collaboration Sourcing Gold-Standard Low Vision Diagnostics The...
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Lighthouse ETDRS® Charts provide normative and comparison data for children in Retinopathy study of Prematurity.
IN THE NEWS Lighthouse ETDRS® Clinical Tracking Data Providing Key Normative Parameters and Comparison Matrices in the Retinopathy of Prematurity Study Subjects...
Videos
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MN Read Testing Demonstration
https://fast.wistia.net/embed/iframe/bwowz3rqdt?videoFoam=true
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Our portable Illuminator Cabinet that is made for testing in different environments (video)
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IReST- The tool for evidence-based procedure
For more information on IReST click here.
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Testing & Administrating Teller Acuity Cards® II
Preferential Looking Acuity Test for Pediatric Visual Acuity Standard tests for visual acuity depend on verbal responses from the test subject. Teller...
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The Case for SK Read
Noted Ophthalmologist, Dr. Donald Fletcher with special commentary by Dr. Gianfrancesco Villani discus the development of and the uses for the SK...
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How the Eyes Function vs. How the Patient Functions
Noted Researcher Dr. August Colenbrander discusses the different points of view between a Doctor who treats a condition versus a Patient whose...
