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 Concept Videos

Muscles of the Eye01:20

Muscles of the Eye

The muscles of the eye are sophisticated structures that control eye movement and focus, allowing for the precise and rapid adjustments necessary for vision. The human eye is controlled by ten muscles — six extraocular muscles, three intraocular muscles, and one primary eyelid retractor muscle.
Extraocular Muscles
The six extraocular muscles surround the eyeball and control its movements. They are responsible for a wide range of eye motions, including looking up, down, left, right, and rotating...
Accessory Structures of the Eye01:17

Accessory Structures of the Eye

Optical perception, or vision, is an extraordinary sense dependent on converting light signals received via the ocular organs. These organs, known as eyes, are securely positioned within the bony cavities of the skull, called orbits. The orbits serve a dual purpose: a protective shield for the ocular globes and a stable attachment point for the soft ocular tissues. The eye's external protective mechanisms include the eyelids, which are edged with lashes that act as a barrier against foreign...
Focusing of Light in the Eye01:16

Focusing of Light in the Eye

Light rays enter the eye through the cornea, a transparent dome-shaped tissue that is the eye's outermost layer. The cornea bends or refracts, light rays traveling to the pupil. The shape of the cornea determines how much of the light is bent and whether the image will be focused correctly on the retina at the back of the eye. Once the light has passed through both refraction layers, it converges into a single focal point onto a small area. This is where photoreceptors start transforming...

You might also read

Related Articles

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

Sort by
Same author

Author Correction: Sustained nitric oxide production by engineered E. coli remodels the tumor microenvironment and potentiates immunotherapy.

Nature biotechnology·2026
Same author

Element-specific global burden of cancers attributable to occupational metals (As, Be, Cd, Cr, Ni), 1990-2021: trends, SDI-linked inequalities, and explainable forecasting to 2030.

Clinical & translational oncology : official publication of the Federation of Spanish Oncology Societies and of the National Cancer Institute of Mexico·2026
Same author

The synergistic applications of organoids and exosomes in disease modeling and disease treatment.

Molecular biology reports·2026
Same author

Human gloss perception reproduced by tiny neural networks.

Nature human behaviour·2026
Same author

An image-computable spatio-chromatic receptive field model of the midget retinal ganglion cell mosaic across the retina.

Journal of computational neuroscience·2026
Same author

Phosphorylated modification of walnut protein isolate: structural characteristics, functional properties and microencapsulation of <i>Lactobacillus bulgaricus</i>.

Journal of food science and technology·2026

Related Experiment Video

Updated: Jul 8, 2026

Assessing Binocular Central Visual Field and Binocular Eye Movements in a Dichoptic Viewing Condition
07:45

Assessing Binocular Central Visual Field and Binocular Eye Movements in a Dichoptic Viewing Condition

Published on: July 21, 2020

4.3K

Contributed Talks I: Fixational eye movements and retinal adaptation: optimizing drift to maximize information

Daniel J Read1, Alexander J H Houston2, Hannah E Smithson3

  • 1School of Mathematics, University of Leeds.

Journal of Vision
|April 11, 2025
PubMed
Summary

Fixational eye movements (FEMs) enhance visual information transmission by overcoming retinal adaptation. Modeling shows FEMs optimize signal detection and perception by modulating stimulus temporal dynamics.

More Related Videos

Eye Tracking During A Complex Aviation Task For Insights Into Information Processing
07:48

Eye Tracking During A Complex Aviation Task For Insights Into Information Processing

Published on: April 4, 2025

132
Development of a Gaze-Contingent Display Framework Designed for Perceptual and Oculomotor Research with Simulated Central Vision Loss
07:12

Development of a Gaze-Contingent Display Framework Designed for Perceptual and Oculomotor Research with Simulated Central Vision Loss

Published on: April 11, 2025

198

Related Experiment Videos

Last Updated: Jul 8, 2026

Assessing Binocular Central Visual Field and Binocular Eye Movements in a Dichoptic Viewing Condition
07:45

Assessing Binocular Central Visual Field and Binocular Eye Movements in a Dichoptic Viewing Condition

Published on: July 21, 2020

4.3K
Eye Tracking During A Complex Aviation Task For Insights Into Information Processing
07:48

Eye Tracking During A Complex Aviation Task For Insights Into Information Processing

Published on: April 4, 2025

132
Development of a Gaze-Contingent Display Framework Designed for Perceptual and Oculomotor Research with Simulated Central Vision Loss
07:12

Development of a Gaze-Contingent Display Framework Designed for Perceptual and Oculomotor Research with Simulated Central Vision Loss

Published on: April 11, 2025

198

Area of Science:

  • Neuroscience
  • Computational Vision
  • Sensory Systems

Background:

  • Fixational eye movements (FEMs) are subtle, involuntary motions during visual fixation.
  • Retinal adaptation, or the fading of perception for static images, poses a challenge for visual processing.
  • The functional role and optimality of FEMs remain areas of active investigation.

Purpose of the Study:

  • To theoretically investigate the influence of FEMs on visual information transmission.
  • To model how FEMs interact with retinal adaptation and other visual processing factors.
  • To determine the conditions under which FEMs optimize stimulus information and signal detection.

Main Methods:

  • Development of a computational model incorporating temporal stimulus modulation, FEM-induced retinal image motion, optical blurring, receptor sampling, and adaptation.
  • Analysis of information transmission using mutual information, stimulus estimation, and contrast detection thresholds.
  • Quantification of FEM contribution to signal detection for varying target sizes and durations.

Main Results:

  • A common quantity, representing summed transmitted power influenced by temporal modulation and FEM-induced phase shifts, must be maximized for optimal information transfer.
  • Information transmission can be enhanced by incorporating local persistence into the model's diffusive process.
  • FEMs significantly contribute to signal detection, with predictions aligning qualitatively with human psychophysical data.

Conclusions:

  • FEMs play a crucial role in overcoming retinal adaptation and enhancing visual information processing.
  • The model demonstrates that specific dynamics introduced by FEMs can optimize the detection and perception of external stimuli.
  • Theoretical predictions regarding FEMs' impact on signal detection offer insights into human visual performance.