Shaun holds his finger up in front of his eyes at arm's length and focuses on the image. He slowly moves the finger toward his eyes, focusing his eyes to maintain a single image. As he does this, Shaun experiences muscular tension in his eyes. This is an example of which depth perception cue?

Question

Quizplus · Accepted Answer

Convergence is the depth perception cue involved when the eyes move inward to focus on an object close to them, such as Shaun's finger moving closer to his eyes. This action causes muscular tension, indicating the use of convergence to maintain a single image of the object as it approaches.

Shaun Holds His Finger Up in Front of His Eyes