Fixation (visual)

Fixation (visual)

Fixation (pronounced: fik-say-shun) is a term used in visual perception to describe the act of maintaining the visual gaze on a single location. The human visual system uses fixation to stabilize the world on the retina.

Etymology

The term "fixation" comes from the Latin word "fixatio", which means "to fix or fasten". In the context of visual perception, it refers to the act of focusing the eyes on a specific point.

Related Terms

• Saccade: A rapid movement of the eye between fixation points.
• Smooth Pursuit: A type of eye movement in which the eyes move smoothly to follow a moving object.
• Vergence: The simultaneous movement of both eyes in opposite directions to obtain or maintain single binocular vision.
• Fovea: The part of the retina where visual acuity is highest.

See Also

• Eye movement
• Visual perception
• Visual system

References

• Visual Perception: A Clinical Orientation
• The Eye: Basic Sciences in Practice

External links

• Medical encyclopedia article on Fixation (visual)
• Wikipedia's article - Fixation (visual)

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