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

Color-mediated contrast sensitivity in disabled readers.

R T Solman1, S J Dain, S L Keech

  • 1Human Visual Performance Research Unit, University of New South Wales, Kensington, Australia.

Optometry and Vision Science : Official Publication of the American Academy of Optometry
|May 1, 1991
PubMed
Summary

Colored filters may not help children with reading disabilities. While some filters worsened contrast sensitivity in disabled readers, they had little effect on good readers, suggesting potential but unproven benefits.

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

The RailCorp Lantern test.

Occupational medicine (Oxford, England)·2011
Same author

Spatial load factor in prediction of reading performance.

Ophthalmic & physiological optics : the journal of the British College of Ophthalmic Opticians (Optometrists)·2004
Same author

Ultraviolet properties of Australian mammal urine.

Journal of comparative physiology. A, Neuroethology, sensory, neural, and behavioral physiology·2004
Same author

Is the perception of brightness different in poor readers?

Vision research·2003
Same author

Assessment of fogging resistance of anti-fog personal eye protection.

Ophthalmic & physiological optics : the journal of the British College of Ophthalmic Opticians (Optometrists)·2000
Same author

Daylight simulators and colour vision tests.

Ophthalmic & physiological optics : the journal of the British College of Ophthalmic Opticians (Optometrists)·1999

Area of Science:

  • Visual processing
  • Developmental psychology
  • Ophthalmology

Background:

  • Reading disabilities are linked to impaired processing of transient visual stimuli.
  • The use of colored filters to aid reading-disabled children is a debated topic.
  • Understanding contrast sensitivity is crucial for visual perception and reading.

Purpose of the Study:

  • To investigate the effects of individually selected colored filters on contrast sensitivity in reading-disabled children compared to good readers.
  • To assess the potential of colored lenses in mitigating visual processing deficits associated with reading disability.

Main Methods:

  • Compared contrast sensitivity thresholds in 20 reading-disabled children and 20 good readers across a spatial frequency range (0.4–12.8 cpd).
  • Measured contrast sensitivity functions under four conditions: individually selected best (BEST) and worst (WORST) colored filters, a neutral density filter (GRAY), and an untinted filter (CLEAR).

Related Experiment Videos

Main Results:

  • Individually selected "best" colored filters significantly reduced contrast sensitivity in reading-disabled children, particularly at higher spatial frequencies relevant to print.
  • Good readers showed minimal changes in contrast sensitivity with their best filters.
  • These findings contrast with the hypothesis that colored filters universally benefit reading-disabled individuals.

Conclusions:

  • Individually selected colored filters may negatively impact contrast sensitivity in reading-disabled children, contrary to some prior suggestions.
  • The results suggest colored filters might influence transient-on-sustained inhibition, but their efficacy as a remediation technique for reading disability is not supported by this study.
  • Further research is needed to explore the complex interaction between visual processing, colored filters, and reading development, but current findings caution against their widespread prescription.