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  1. Convergence Ability - EyeWiki

    Sep 19, 2025 · Moving speed should be approximately 40 cm in 10 seconds. While performing the test, the examiner should observe both of the patient's eyes as some patients do not notice diplopia when …

  2. Convergence Insufficiency: Symptoms, Causes & Treatments

    Jun 13, 2023 · “Convergence” describes the way your eyes move together and point inward when you look at nearby objects, such as books, tablets or smartphone screens. With convergence

  3. Convergence Insufficiency: Symptoms, Diagnosis, and Treatment

    Aug 22, 2025 · How is Convergence Insufficiency Diagnosed? Your eye doctor diagnoses CI primarily by observing your eye alignment during close-up tasks. They’ll check if your eyes drift outward more …

  4. Convergence Insufficiency - National Eye Institute

    Dec 4, 2024 · Convergence insufficiency is an eye condition that affects how your eyes work together when you look at nearby objects. This can cause blurry or double vision when you look at things up …

  5. Convergence Testing - Eye Patient

    Convergence testing is an eye exam that assesses the ability of the eyes to coordinate or work together and focus on a near target. Convergence is an individual's ability to roll or move their eyes …

  6. The Convergence Insufficiency Test – Diagnose Eye Issues

    Recognizing and diagnosing convergence insufficiency early can significantly improve a person’s quality of life and prevent further visual discomfort. During the testing process, the primary goal is to …

  7. Convergence Insufficiency: Causes, Symptoms and Treatments

    Aug 26, 2024 · A specialized convergence insufficiency exam measures each eye’s ability to converge at objects close to the face. For conclusive results, you may have to undergo the test several times.

  8. How Do Professionals Test Eye Convergence? - Biology Insights

    Dec 8, 2025 · The primary clinical method used by eye care professionals to assess convergence ability is the Near Point of Convergence (NPC) test. This objective measurement determines the closest …

  9. How Is Convergence Insufficiency Diagnosed? - Optometrists.org

    Positive fusional vergence test: This test will determine the integrity of your eyes’ neuro-muscular ability, or the ability of your eyes to converge inward. Your eye doctor will use a series of prisms with …

  10. Convergence Insufficiency - Saint Luke's Health System

    What is convergence insufficiency? Convergence insufficiency (CI) is when the eyes have trouble working together while focusing on an object that is close. With normal vision, your eyes make a …