Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

Comparative monocular contributions to brightness in relation to abnormal stereothreshold.

J Davis, N Roth

    American Journal of Optometry and Physiological Optics
    |October 1, 1985
    PubMed
    Summary

    Individuals with higher stereothresholds exhibit greater differences in how their right and left eyes contribute to brightness perception. Luminance adaptation did not significantly alter this monocular brightness mismatch.

    Related Concept Videos

    You might also read

    Related Articles

    Articles linked to this work by shared authors, journal, and citation graph.

    Sort by
    Same author

    Communication of the central nervous and the immune systems.

    Journal of neuroimmunology·2000
    Same author

    Genetic testing and screening in pediatric populations.

    The Nursing clinics of North America·2000
    Same author

    Corrugator supercilii muscle resection and migraine headaches.

    Plastic and reconstructive surgery·2000
    Same author

    The Scottish and Manchester randomised trial of neo-adjuvant chemotherapy for advanced cervical cancer.

    European journal of cancer (Oxford, England : 1990)·2000
    Same author

    Violent thoughts and violent behavior following hospitalization for mental disorder.

    Journal of consulting and clinical psychology·2000
    Same author

    The Timed Get-up-and-Go test revisited: measurement of the component tasks.

    Journal of rehabilitation research and development·2000

    Area of Science:

    • Visual neuroscience
    • Ophthalmology
    • Human perception

    Background:

    • Binocular vision integrates information from two eyes.
    • Stereothreshold, a measure of depth perception ability, can vary between individuals.
    • Monocular brightness contributions are crucial for binocular visual processing.

    Purpose of the Study:

    • To compare the brightness contributions of individual eyes (monocular inputs) to binocular vision.
    • To investigate how luminance adaptation affects these contributions.
    • To examine differences in brightness perception based on stereothreshold levels.

    Main Methods:

    • Two groups of 15 subjects were tested, differing in stereothreshold.
    • Brightness perception was assessed at three luminance adaptation levels.

    Related Experiment Videos

  • The mismatch in monocular brightness contributions between the right and left eyes was quantified.

    • Main Results:

    • The group with a higher stereothreshold showed a significantly larger average mismatch (13.5%) in monocular brightness contributions compared to the low-stereothreshold group (4%).
    • Neither group exhibited significant changes in this mismatch across a four-fold change in adapting luminance.
    • No clear correlation was found between eye dominance and illuminance requirements for brightness matching.

    Conclusions:

    • Elevated stereothreshold is associated with a greater asymmetry in monocular brightness contributions to binocular vision.
    • Luminance adaptation levels do not appear to influence the degree of monocular brightness mismatch.
    • Individual differences in stereopsis may relate to fundamental differences in how the brain processes visual input from each eye.