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

6.2K
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...
6.2K
Accessory Structures of the Eye01:17

Accessory Structures of the Eye

4.3K
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...
4.3K
Angle Closure Glaucoma: Treatment01:28

Angle Closure Glaucoma: Treatment

1.6K
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...
1.6K
Photoreceptors and Visual Pathways01:22

Photoreceptors and Visual Pathways

8.5K
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,...
8.5K
Open Angle Glaucoma: Treatment01:27

Open Angle Glaucoma: Treatment

1.1K
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...
1.1K

You might also read

Related Articles

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

Sort by
Same author

Influence of Astigmatism Type on Myopia Progression Among Children Wearing Defocus Incorporated Multiple Segments (DIMS) Spectacle Lenses.

Clinical ophthalmology (Auckland, N.Z.)·2026
Same author

Intermittent diplopia: a practical guide.

Practical neurology·2026
Same author

The Tutopatch® assisted surgery for complex strabismus study: TASCS-study.

Acta ophthalmologica·2026
Same author

Measuring and predicting the effect of remyelinating therapy in multiple sclerosis: a randomised controlled trial protocol (RESTORE).

BMJ open·2024
Same author

TREYESCAN: configuration of an eye tracking test for the measurement of compensatory eye movements in patients with visual field defects.

Scientific reports·2023
Same author

Goniotomy for Non-Infectious Uveitic Glaucoma in Children.

Journal of clinical medicine·2023

Related Experiment Video

Updated: May 2, 2026

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

3.2K

Spectacles may improve reading speed in children with hyperopia.

Laurentius J van Rijn1, Jacqueline S M Krijnen, A Eline Nefkens-Molster

  • 1*PhD †BS Departments of Ophthalmology (LJVR, JSMK), and Epidemiology and Biostatistics (DLK), VU University Medical Center, Amsterdam, The Netherlands; Onze Lieve Vrouwe Gasthuis, Amsterdam, The Netherlands (LJVR, AEN-M, EG); and Pearle Benelux, Soesterberg, The Netherlands (KW).

Optometry and Vision Science : Official Publication of the American Academy of Optometry
|February 25, 2014
PubMed
Summary
This summary is machine-generated.

Correcting hyperopia in children significantly improves reading speed for real words. However, spectacle correction does not enhance the speed of reading nonwords, suggesting it impacts recognition rather than decoding skills.

More Related Videos

Stereoacuity Improvement using Random-Dot Video Games
06:25

Stereoacuity Improvement using Random-Dot Video Games

Published on: January 14, 2020

15.0K
Comparison of Three Clinical Stereoscopic Methods for Measuring Binocular Visual Function During Amblyopic Treatment in Unilateral Amblyopia
06:19

Comparison of Three Clinical Stereoscopic Methods for Measuring Binocular Visual Function During Amblyopic Treatment in Unilateral Amblyopia

Published on: September 27, 2024

691

Related Experiment Videos

Last Updated: May 2, 2026

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

3.2K
Stereoacuity Improvement using Random-Dot Video Games
06:25

Stereoacuity Improvement using Random-Dot Video Games

Published on: January 14, 2020

15.0K
Comparison of Three Clinical Stereoscopic Methods for Measuring Binocular Visual Function During Amblyopic Treatment in Unilateral Amblyopia
06:19

Comparison of Three Clinical Stereoscopic Methods for Measuring Binocular Visual Function During Amblyopic Treatment in Unilateral Amblyopia

Published on: September 27, 2024

691

Area of Science:

  • Ophthalmology
  • Pediatric Optometry
  • Reading Science

Background:

  • Refractive errors like myopia and hyperopia are common in children.
  • Visual acuity and reading performance are crucial for academic success.
  • The impact of spectacle correction on reading speed in young children requires further investigation.

Purpose of the Study:

  • To determine the effect of spectacle correction on the reading speed of 9- to 10-year-old children with hyperopic or myopic refractive errors.

Main Methods:

  • Children with reduced visual acuity were selected and underwent cycloplegic refraction.
  • Myopic children received full spectacle correction; hyperopic children were randomized into no correction, +0.5DS, or full correction groups.
  • Reading speed was assessed using the One-Minute Test (real words) and Klepel test (nonwords) before and after correction.

Main Results:

  • At baseline, myopic children demonstrated higher reading speeds than hyperopic children.
  • Full correction of hyperopia led to a significant improvement in reading real words (One-Minute Test).
  • Spectacle correction showed minimal or no improvement in reading speed for myopic children or for nonword reading in hyperopes.

Conclusions:

  • Corrective lenses for hyperopia can enhance reading speed, particularly for recognizing real words.
  • The findings suggest that hyperopia primarily affects visual recognition speed, not the fundamental decoding process of reading.
  • These results highlight the importance of timely and accurate correction of hyperopia in children to support reading development.