Reading-disabled children (n=92) were classified as either scotopic or nonscotopic using the Irlen Differential Perceptual Schedule. Use of either colored or clear overlays over reading material resulted in improved reading rate, accuracy, and comprehension when scotopic children read with the preferred colored overlay filter. Nonscotopic children…

The study examined the effectiveness of the use of nonoptical tinted (Irlen) lenses with 44 children (ages 9-16) with reading disabilities. Evaluation after 6 and 12 months indicated a significant improvement in attitude to school and to basic academic skills. Reading comprehension and accuracy, but not rate, were also significantly improved.…

In a study at California State University, Sacramento, the effects of color light and relaxation exercise therapy were investigated with 16 students (ages 23 to 48) with learning disabilities. Therapy consisted of either 20 sessions viewing color light through a Lumatron instrument or 20 sessions listening to relaxation exercise tapes. Diagnostic…