
Color Blindness - National Eye Institute
Dec 10, 2024 · If you have color blindness, it means you see colors differently than most people. Most of the time, color blindness makes it hard to tell the difference between certain colors. Read about the types of color blindness and its symptoms, …
Types of Color Vision Deficiency - National Eye Institute
Aug 7, 2023 · Different types of color blindness cause problems seeing different colors. Read about red-green color blindness, blue-yellow color blindness, and complete color blindness.
Causes of Color Vision Deficiency - National Eye Institute
Jan 30, 2025 · Having color vision deficiency (also called color blindness) means you can’t see certain colors the way most people do — or you may not see color at all. Learn the basics about color vision deficiency
Testing for Color Vision Deficiency - National Eye Institute
Dec 6, 2024 · Having color vision deficiency (also called color blindness) means you can’t see certain colors the way most people do — or you may not see color at all. Learn the basics about color vision deficiency
Study finds that special filters in glasses can help the color blind ...
Jul 13, 2020 · The filters (EnChroma glasses) are designed to increase the separation between color channels to help people with color blindness see colors more vibrantly, clearly and distinctly. Read more at UC Davis Health News
Ask a Scientist Video Series - National Eye Institute
This video features Dr. Sheldon Miller answering children's questions on colorblindness, whether it can be treated, and how people become color blind. Created on April 30, 2013.
A World Without Color - National Eye Institute
Jun 1, 2015 · Color Blindness Genetics. Basic Research. Grantee. People with achromatopsia, an inherited eye disorder, see the world literally in black and white. Worse yet, their extreme sensitivity to light makes them nearly blind in bright sunlight. Now, researchers at University of California, San Diego School of Medicine and Shiley Eye Institute at UC ...
Retinitis Pigmentosa - National Eye Institute
Nov 15, 2023 · Retinitis pigmentosa (RP) is a group of rare eye diseases that affect the retina (the light-sensitive layer of tissue in the back of the eye). RP makes cells in the retina break down slowly over time, causing vision loss.
Low Vision - National Eye Institute
Dec 11, 2024 · Low vision is a vision problem that makes it hard to do everyday activities. It can’t be fixed with glasses, contact lenses, or other standard treatments like medicine or surgery. Read about the types of low vision and its causes, diagnosis, and treatment.
Farsightedness (Hyperopia) - National Eye Institute
Dec 4, 2024 · Farsightedness happens when your eyeball grows too short from front to back, or when there are problems with the shape of your cornea (clear front layer of the eye) or lens (an inner part of the eye that helps the eye focus).