A line or surface containing all those points in space of which images fall on corresponding points of the retinas of the two eyes.
Example sentencesExamples
- The experimentally determined horopter deviates from the Vieth-Muller circle and is closer to the objective frontal plane passing through the fixation point.
- The difference you notice in your ability to read the brochure is caused by the vertical horopter.
- It can easily be shown that this theoretical longitudinal horopter is a circle, passing through the two eyes and the fixation point.
- The horopter is a curved line which represents the points which are the same distance from the observer as the object of focus.
- All the points common to both the horizontal and vertical line horopters have the same direction in each eye.