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Dr. Dvorine's Criticism of the HRR: A Letter to the Inter-Society Subcommittee on Color Blindness

by Terrace Waggoner
Dr. Dvorine's Criticism of the HRR: A Letter to the Inter-Society Subcommittee on Color Blindness
Around 1955, Dr. Israel Dvorine wrote a letter to the Inter-Society Subcommittee on Color Blindness in regards to accepting the American Optical Ha...
Posted in Acquired color vision deficiency, Color, color vision deficiency, Color Vision Testing Made Easy, Colorblind, ColorVisionTesting.com, CVTME, Dvorine, Extended color vision test, Eye Health, HRR, Ishihara, Review of Optometry, Waggoner, Waggoner CCVT, Waggoner Computerized Color Vision Test, Waggoner Diagnostics, Waggoner PIP24, www.WaggonerDiagnostics.com

The Evolution of Color Vision Testing (Ishihara, HRR, Dvorine, and more)

by Terrace Waggoner
The Evolution of Color Vision Testing (Ishihara, HRR, Dvorine, and more)
The Evolution of Color Vision Testing German researcher Jakob Stilling, developed "Stilling's Colour Table" in 1877, the first color vision test ba...
Posted in Color, color vision deficiency, Color Vision Testing Made Easy, Colorblind, CVTME, Dvorine, HRR, Ishihara, Waggoner PIP24, WaggonerDiagnostics.com

Military service jobs that require normal color vision

by Terrace Waggoner
Military service jobs that require normal color vision
For any of your patients interested in military service, but are color deficient or not correctable to 20/20, I have posted a "simplified" Navy, Co...
Posted in Military color tests, Waggoner CCVT, Waggoner Computerized Color Vision Test, Waggoner Diagnostics, Waggoner PIP24