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

Focusing of Light in the Eye01:16

Focusing of Light in the Eye

3.7K
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...
3.7K
Depth Perception and Spatial Vision01:15

Depth Perception and Spatial Vision

1.3K
Depth perception is the ability to perceive objects three-dimensionally. It relies on two types of cues: binocular and monocular. Binocular cues depend on the combination of images from both eyes and how the eyes work together. Since the eyes are in slightly different positions, each eye captures a slightly different image. This disparity between images, known as binocular disparity, helps the brain interpret depth. When the brain compares these images, it determines the distance to an object.
1.3K
Photoreceptors and Visual Pathways01:22

Photoreceptors and Visual Pathways

7.5K
At the molecular level, visual signals trigger transformations in photopigment molecules, resulting in changes in the photoreceptor cell's membrane potential. The photon's energy level is denoted by its wavelength, with each specific wavelength of visible light associated with a distinct color. The spectral range of visible light, classified as electromagnetic radiation, spans from 380 to 720 nm. Electromagnetic radiation wavelengths exceeding 720 nm fall under the infrared category,...
7.5K
Glaucoma: Overview01:25

Glaucoma: Overview

1.0K
Glaucoma is an eye condition characterized by increased intraocular pressure that damages the retina and optic nerve, leading to irreversible blindness if left untreated. The human eye has various components, including the cornea, iris, pupil, lens, and optic nerve. Aqueous humor is secreted by the epithelium of the ciliary body in the posterior chamber and flows through the trabecular meshwork and canal of Schlemm, maintaining normal intraocular pressure. The trabecular meshwork and the canal...
1.0K
Angle Closure Glaucoma: Treatment01:28

Angle Closure Glaucoma: Treatment

920
Angle-closure glaucoma, or closed-angle glaucoma, is an eye condition where the iris bulges out and blocks the iridocorneal angle, resulting in a buildup of aqueous humor and increased intraocular pressure. Immediate medical attention is necessary due to the sudden onset of symptoms. The treatment for angle-closure glaucoma includes short-term and long-term approaches. Short-term treatment involves using eye drops like pilocarpine to lower intraocular pressure by increasing aqueous humor...
920
Open Angle Glaucoma: Treatment01:27

Open Angle Glaucoma: Treatment

790
In open-angle glaucoma, the iridocorneal angle remains open, but the trabecular meshwork becomes stiff, slowing down the outflow of aqueous humor. This causes a buildup of aqueous humor in the anterior chamber, leading to a sudden increase in intraocular pressure. The treatment for open-angle glaucoma focuses on reducing the elevated intraocular pressure by either decreasing the secretion of aqueous humor or increasing its outflow.
Drugs such as carbonic anhydrase inhibitors, α2- and...
790

You might also read

Related Articles

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

Sort by
Same author

Effect of combining peripheral defocus spectacle lens wear with 0.01% atropine.

Annals of translational medicine·2026
Same author

The answer is 23 years - what is the question? Understanding the time lag between ophthalmic research and clinical adoption.

Contact lens & anterior eye : the journal of the British Contact Lens Association·2026
Same author

Effect of a head strap on the function of an eyelid warming compress.

Contact lens & anterior eye : the journal of the British Contact Lens Association·2026
Same author

Diagnostic utility of inflammation-associated clinical signs in detecting MMP-9 expression in dry eye disease: A cross-sectional conjunctival impression cytology and droplet digital PCR study.

Contact lens & anterior eye : the journal of the British Contact Lens Association·2026
Same author

Optimising slit-lamp biomicroscope fluorescein imaging filters.

Contact lens & anterior eye : the journal of the British Contact Lens Association·2026
Same author

Reimagining dry eye disease management - a multimodal approach targeting the key pathophysiological drivers.

Contact lens & anterior eye : the journal of the British Contact Lens Association·2026

Related Experiment Video

Updated: Nov 7, 2025

Binocular Dynamic Visual Acuity in Eyeglass-Corrected Myopic Patients
07:06

Binocular Dynamic Visual Acuity in Eyeglass-Corrected Myopic Patients

Published on: March 29, 2022

2.9K

IMI Accommodation and Binocular Vision in Myopia Development and Progression.

Nicola S Logan1, Hema Radhakrishnan2, Fiona E Cruickshank2

  • 1School of Optometry, Aston University, Birmingham, United Kingdom.

Investigative Ophthalmology & Visual Science
|April 28, 2021
PubMed
Summary

Accommodation and convergence are linked to myopia development. Understanding these mechanisms, including accommodative lag and retinal blur, is crucial for interventions to slow myopia progression.

More Related Videos

Inducement and Evaluation of a Murine Model of Experimental Myopia
07:20

Inducement and Evaluation of a Murine Model of Experimental Myopia

Published on: January 22, 2019

10.2K
Quantification of Oculomotor Responses and Accommodation Through Instrumentation and Analysis Toolboxes
08:27

Quantification of Oculomotor Responses and Accommodation Through Instrumentation and Analysis Toolboxes

Published on: March 3, 2023

1.2K

Related Experiment Videos

Last Updated: Nov 7, 2025

Binocular Dynamic Visual Acuity in Eyeglass-Corrected Myopic Patients
07:06

Binocular Dynamic Visual Acuity in Eyeglass-Corrected Myopic Patients

Published on: March 29, 2022

2.9K
Inducement and Evaluation of a Murine Model of Experimental Myopia
07:20

Inducement and Evaluation of a Murine Model of Experimental Myopia

Published on: January 22, 2019

10.2K
Quantification of Oculomotor Responses and Accommodation Through Instrumentation and Analysis Toolboxes
08:27

Quantification of Oculomotor Responses and Accommodation Through Instrumentation and Analysis Toolboxes

Published on: March 3, 2023

1.2K

Area of Science:

  • Ophthalmology
  • Optometry
  • Vision Science

Background:

  • The role of accommodation in myopia development and progression has been a long-standing debate.
  • Recent advancements have expanded the understanding of accommodative mechanisms and their impact on ocular parameters.

Purpose of the Study:

  • To review variations in ocular parameters associated with accommodation.
  • To explore the mechanisms linking accommodation, convergence, and myopia development/progression.
  • To critique the impact of the synergistic link between convergence and accommodation on myopia.

Main Methods:

  • Review of existing literature on accommodation and myopia.
  • Analysis of factors such as spatial frequency, contrast, color cues, accommodative lag, accommodative-convergence ratio, and near phoria.
  • Critique of the impact of accommodative-convergence interactions on myopia.

Main Results:

  • Accommodation variations and associated ocular changes are reviewed.
  • Factors like accommodative lag, spatial frequency, and working distance may contribute to myopia.
  • The interplay between accommodation and convergence in myopia is examined.

Conclusions:

  • Further research into ciliary body response and choroidal changes is needed.
  • Understanding accommodative and binocular mechanisms is critical for myopia progression interventions.
  • Targeted interventions require a deeper insight into these complex visual processes.