Main description:

Colour Vision Deficiences VIII brings together information on the latest trends in the following areas of research: -Visual effects of intense lights; -Effects of intoxications on colour vision; -Ageing and vision; -Methods of examination; -Congenital defects; -Acquired defects; -Practical aspects; -Physiological bases.

This volume is a natural follow-up on Volumes VI and VII published in 1981 and 1983 respectively by Dr. W. Junk Publishers.

Contents:

1. Obituaries.- Dr W.S. Stiles (1901-1985).- Yves Le Grand (1908-1986).- 2. Visual Effects of Intense Lights.- Intense spectral light induced color blindness in Rhesus monkeys (invited paper).- A case of blue-yellow defect induced by intense blue light.- Colour vision changes following different types and amounts of argon laser photocoagulation in the treatment of diabetic retinopathy.- 3. Effects of Intoxications on Colour Vision.- Colour vision deficiencies caused by pharmacotherapy (invited paper).- Cone interactions in drug-induced retinal dysfunctions.- Colour vision in patients suspected of intoxication.- Color vision test with' standard Pseudoisochromatic Plates Part 2' for Ethambutol-induced optic neuropathy.- On the assessment of visual impairment in drug-addicts: Colour discrimination versus eye mascular performance.- Retinal canthaxanthin thesaurismosis; Functional evaluations.- ERG and chlorpromazine-induced ocular intoxications.- 4. Ageing and Vision.- Colour vision and age (invited paper).- Comparisons across age of selected visual functions.- The effect of age on color discrimination: A field study on the road at night.- Decline of contrast perception and colour sensitivity with age.- 5. Methods of Examination.- Viewing time - A neglected parameter in colour vision assessment?.- An evaluation of the standard pseudoisochromatic plates (SPP 1) in clinical use.- Detection of acquired color vision defects by Standard Pseudo isochromatic Plates Part 2.- A. Tritan Album.- Screening functional color vision anomalies: A comparison of the City University and AO-HRR tests on children.- A new method for presenting the results of the 28-Hue test by means of numerical scores.- An analysis of the results of the Farnsworth-Munsell 100-Hue Test in acquired blue-yellow defects.- Results of a shortened Lightness Discrimination Test.- Some observations on colour vision of young children during screening examinations.- Specificity evaluation of the OSCAR color vision test.- About the OSCAR Test.- A new computer graphics test for red/green colour anomaly.- Experimental trials on a modified Engelking equation.- The diagnosis of acquired colour vision deficiencies by means of metameric matches (using the Besancon anomalometer).- Photometric data of the Besancon anomalometer.- Further development of the LED - 'pocket' - anomaloscope.- Tritan screening with a modified TNO test.- Validation trials on an optimum blue-green equation.- A simple clinical test of blue cone sensitivity in early eye disease.- Critical flicker frequencies with red, green and yellow lights in congenital and acquired colour vision deficiencies.- 'Le differentiateur de tonalite': An apparatus for measuring wavelength discrimination.- Improved clinical technique for Wald-Marre functions.- Color contrast perimetry: Hue discrimination defects in acquired dyschromatopsias.- Automatic perimetric exploration of the differential threshold for different coloured lights.- Human electroretinogram measures of retinal blue cone pathway sensitivity.- Requirements for lantern tests.- of Chinese designed colour vision testing charts and instrument.- 6. Congenital Defects.- Application of a model to the evaluation of color vision tests and to the design of instruments visualizing the color perception of dichromats.- Protanomalous opponent colour vision.- Mesopic dueteranopic vision: Two-dimensional versus three-dimensional.- A new analysis of spectral sensitivity curves from Hsia and Graham.- A case report of deuteranopia with ocular albinism: A variant of Forsius-Eriksson syndrome.- Colour asthenopia and colour amblyopia.- Hereditary colour vision defects in Mali (scholar survey with the Ishihara text).- 7. Acquired Defects.- Colour vision in aphakia and pseudophakia.- Central colour vision in aphakia and pseudophakia.- Colour vision in pseudophakic eyes.- Colour vision in aphakic and pseudophakic patients.- Rayleigh color matches in central serous chorioretinopathy with congenital color vision defects.- Color vision deficit in diabetic retinopathy: Application of Kitahara scoring technique.- Diabetic dyschromatopsia: Pathogenic hypothesis.- Colour vision studies in families with dominant optic atrophy.- Pathophysiological considerations in dominant optic atrophy based upon spectral sensitivity, tritanomaloscopy, blue perimetry and visual electrophysiology.- Sources of short-wavelength sensitivity loss in glaucoma.- Contrast sensitivity in glaucoma: its relation to the loss of luminosity.- Colour evoked potentials in demyelinating disease.- 8. Practical Aspects.- Evidence for an effect by colour defect on school achievement.- The influence of diabetic dyschromatopsia on the interpretation of self-monitoring coloured reagent strips.- Influence of color vision deficiencies on home blood glucose monitoring.- Study of visual performance on a multi-color VDU of color-defective and normal trichromatic subjects.- Ergonomically optimal colours for colour-defective CRT operators.- The X-Chrom lens - does it have any effect on colour perception of colour-deficient observers?.- 9. Physiological Bases.- The chromatic antagonisms of opponent process theory are not the same as those revealed in studies of detection and discrimination.- Nonlinearity of yellow-blue opponent-color system: Discrepancy between deuteranope and normal trichromat.- Are colours a real vectorial space?.- Characteristic of contrast vision.- The evolution of trichromatic vision in the primates.- Variation of spatial summation for color targets in normal photopic vision.- Protecting effects of Ginkgo biloba extract on the retinal function.