A phoria is a misalignment or deviation in binocular vision that is often difficult to detect, because the eyes compensate for the difference. Although some patients have what are considered “normal” ...
Volume close volume The amount of space occupied by a 3D shape, measured in cubic units such as cm³, mm³, and m³. May also be referred to as capacity. is measured in cubic units such as cm³ or m³. The ...
Diplopia (double vision) is a rare but disturbing condition. It happens when the images of objects before you are formed in different parts of the retinas in your two eyes. Many disorders of the eye ...