Related Experiment Videos
The effectiveness of Irlen filters for improving reading performance: a pilot study
P Blaskey1, M Scheiman, M Parisi
1Learning Center, Pennsylvania College of Optometry, Philadelphia 19141.
Journal of Learning Disabilities
|December 1, 1990
Summary
Irlen filters and vision therapy improved comfort for individuals with reading difficulties. However, only vision therapy significantly enhanced visual functioning, while Irlen filters did not improve reading performance.
Area of Science:
- Optometry
- Vision Science
- Reading Research
Background:
- Individuals seeking Irlen filters often report symptoms like visual discomfort and reading difficulties.
- Traditional optometric interventions may offer alternative solutions for these visual symptoms.
Purpose of the Study:
- To evaluate the efficacy of Irlen filters in enhancing comfort and reading performance.
- To compare the effectiveness of Irlen filters against traditional vision therapy for symptom relief.
Main Methods:
- A pilot study involving 30 participants randomly assigned to Irlen filters, vision therapy, or a control group.
- Pre- and post-treatment assessments included vision evaluations, reading tests, and symptom questionnaires.
- The Irlen Scotopic Sensitivity Screening Test was administered to assess sensitivity.
Main Results:
- Both Irlen filters and vision therapy groups reported increased comfort post-treatment.
- The vision therapy group demonstrated significant improvements in visual functioning.
- No significant gains in reading rate, word recognition, or comprehension were observed in the Irlen filter group.
Conclusions:
- While Irlen filters may enhance comfort, vision therapy appears more effective for improving overall visual functioning.
- Further research is needed to fully understand the benefits of Irlen filters for reading performance.