Practitioners should be warned that t is not acceptable practice to offer lenses tinted to the colour of a selected overlay. Lenses tinted this way may offer relatively little benefit. Both coloured overlays and coloured tints can improve reading fluency, but their optimal chromaticities may differ. Quick, Simple and Effective. Scientifically designed at MRC Applied Psychology Unit.
Eyes are colour adapted while assessment is made.
Binocular, monocular and haploscpoic assessment is possible. Proven in published open and double masked trials. Hue and saturation independent. No Side effects from Colorimetry.