👉 Hemiachromatopsia is a condition in which one of the eyes has two different visual fields, affecting vision and making it difficult to see things that are in front of both eyes. This can lead to difficulties with reading, writing, and even driving if not corrected. It's caused by an abnormal brain structure called the choroidal sheet, which is responsible for the two different visual fields. Hemiachromatopsia can be genetic or acquired, but it is often inherited from