Tinted lenses and dyslexicsâa controlled study
نویسندگان
چکیده
منابع مشابه
Visibility Tinted Contact Lenses
© Bausch & Lomb Incorporated. All rights reserved worldwide. ® / TM are trademarks of Bausch & Lomb Incorporated or its affiliates. Printed in U.S.A. IMPORTANT This package insert and fitting guide has been developed to provide practitioners with information covering characteristics of the BAUSCH & LOMB® PureVision® (balafilcon A) Visibility Tinted contact lens and to illustrate fitting procedu...
متن کاملThe influence of tinted lenses upon ocular accommodation
We determined the effect upon accommodative responses of tinted lenses prescribed for the relief of visual discomfort in a group of five long term lens wearers. Static and dynamic responses were measured under four viewing conditions (1) prescribed tinted lens (2) neutral density filter (3) tinted lens of complementary colour and (4) no absorptive lens. While similarity and normality of the mea...
متن کاملVisual fatigue phenomenon and prescribing tinted lenses in patients with optic neuritis.
The fatigue phenomenon of grating visual acuity was examined in 36 patients with optic nerve disorders by means of a laser interferometric acuity device. The phenomenon was found in 6 of 36 cases even under a luminance corresponding to the Japanese standards of office illumination. This fact indicated that the patients suffered visual fatigue in their everyday vision. After they were prescribed...
متن کاملEffects on Accommodation and Symptoms of Yellow-Tinted, Low Plus Lenses
Introduction: Yellow-tinted, low plus eyeglasses have been advertised as a cure for computer vision syndrome. In the first of two studies, the claims of one brand of “digital performance eyewear” are evaluated. Methods: A crossover study of 36 subjects was conducted to examine the difference between low plus (+0.50D) yellowtinted computer spectacles and placebo lenses. The two pairs of eyeglass...
متن کاملEnhancement of contrast sensitivity and losses of chromatic discrimination with tinted lenses.
PURPOSE Tinted lenses for everyday use should not impair visual acuity and contrast sensitivity or cause radical changes in color perception. The main aim of this study was to compare the performance in contrast detection and color discrimination tasks of a set of tinted lenses with that of gray filters of equal luminance under D65. METHODS The contrast sensitivity functions of 10 observers w...
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ژورنال
عنوان ژورنال: Australian and New Zealand Journal of Ophthalmology
سال: 1989
ISSN: 0814-9763,1440-1606
DOI: 10.1111/j.1442-9071.1989.tb00503.x