Introducing the Dyop®

The “Revolutionary” Method for Measuring Visual Clarity (Acuity)

Helping the world see more clearly, one person at a time.

Counter-Clockwise

 

 

 

 

 

 

 

 

 

A black and white poker chipDescription automatically generated

A black and white poker chipDescription automatically generated

A black and white poker chipDescription automatically generated

A black and white poker chipDescription automatically generated

A black and white poker chipDescription automatically generated

 

 

 

 

 

 

 

 

 

Clockwise

 

Dyop
 Basics

Dyop
Tests

Dyop
Optics

Dyop
Videos

Dyop
Research

Professional
Test

 

Print Version of this page

= = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = =

Dyop Documentation

Induced Dyslexia: https://www.dyop.net/documents/Induced_Dyslexia.pdf

Why the Snellen test is making people blinder (more myopic):

https://www.dyop.net/documents/How_Snellen_is_Making_People_Blinder.pdf

 

Refraction Studies indicating that Snellen testing may be a factor in the Global Epidemic of Myopia

https://www.dyop.net/documents/Snellen_vs_Dyop_Refractions-Sanni.pdf

https://www.dyop.net/documents/ASOP-2022-01_Sanni-update.pdf
https://www.dyop.net/documents/JCOVS-21-Gordon_refraction_comparison.pdf
https://www.dyop.net/documents/Guy_Barnett-Itzhaki_The_Dynamic_Optotype.pdf

https://www.optometrytimes.com/view/myopia-an-epidemic-of-global-proportions

 

Dyslexia and Color Perception

https://www.dyop.net/documents/Dyslexia_and_Color_Perception-SandraStark.pdf

Color Perception as a Diagnostic

https://www.dyop.net/documents/ASOP-06-0651-Dyop_Color_Perception.pdf

= = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = =

 

Additional Dyop Documentation

Dyop Reference Files:

Dyop Users Guide: http://www.dyop.net/documents/Dyop_UsersGuide.pdf

Dyop Test Instructions: http://www.dyop.net/documents/Dyop_Test_Instructions.pdf

Dyop Basics: https://www.dyop.net/documents/Dyop_Vision_Test_Basics.pdf
How We See: 
https://www.dyop.net/documents/How_We_See.pdf
Dyop Refraction Procedure: 
https://www.dyop.net/documents/Dyop_Refraction_Procedure.pdf
Dyop Color Response Form: 
https://www.dyop.net/documents/DyopColorMatrix_Response_Form.pdf

Dyop Adjustable Oval

 Refraction Concept:

https://www.dyop.net/documents/Measuring_Visual_Cylinder_and_Axis_with_a_Dyop.pdf

Validation: https://www.dyop.net/documents/Subjective_Measurement_of_Cylinder_Powe_and_Axis.pdf

Refraction Instructions:

https://www.dyop.net/documents/Using_an_Adjustable_Oval_Dyop_for_Refractions.pdf

= = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = =

 

Additional Dyop Research

Infant Acuity

Poster: https://www.dyop.net/documents/Dyop_Infant_Acuity_Measurement_Poster.pdf

 Summary: https://www.dyop.net/documents/Dyop_Infant_Acuity_Testing_TEXT.pdf

Documentation: https://www.dyop.net/documents/Infant_Acuity_Test_Proof-of-Concept.pdf

 Background Comparison: https://actascientific.com/ASOP/pdf/ASOP-08-0830.pdf

Dyop Business Plan

https://www.dyop.net/documents/DYOP_Business_Plan.pdf

Convertible Promissory Note

https://www.dyop.net/documents/DVA-Convertible_Promissory_Note-Blank.pdf

Non-Disclosure Agreement (NDA)

https://www.dyop.net/documents/DVA-NDA-Blank.pdf

 

Definition of Technology

https://www.dyop.net/documents/Technology.pdf
https://www.dyop.net/documents/1984VisualAcuityStandards-highlighted.pdf

 

Possible Causes of anti-Semitism

https://www.dyop.net/documents/anti-Semitism.pdf

https://www.dyop.net/documents/Proof_of_God.pdf

 

https://www.dyop.net/dyslexia-default.htm

https://www.dyop.net/DouglasAdams-text.htm

https://www.dyop.net/documents/The_Repeatability_of_Visual_Acuity_Measurement.pdf

https://www.dyop.net/documents/Pinky&Brain-TakeOverTheWorld.JPG 

= = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = =

The Dyop® (Dynamic Optotype™) tests and concept are covered under U.S. Patent US 8,083,353

and International Published Patent WO 2011/022428.

for further information contact: Allan Hytowitz at Allan@Dyop.org

5035 Morton Ferry Circle, Johns Creek, GA, 30022   /   404-281-7798

Copyright ©2025 DyopVision™ Associates.  All Rights Reserved.