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This book contains a wealth of information on visual functions as they relate to the ability to meet the requirements of various occupations. Its two authors are well qualified in their respective fields. Verriest, a Belgian ophthalmologist, has written extensively on visual acuity, perimetry, and on both congenital and acquired deficiencies of color perception. His coauthor, Hermans, contributes knowledge of ergonomics, which has been defined as "fitting the task to the man," and by its converse "fitting the man to the task."
Procedures for testing acuity, visual fields, color vision, dark and light adaptation, errors of refraction, accommodation, depth perception, and so forth are clearly and simply described. It is hoped that these sections will encourage greater interest among ophthalmologists in tests of visual function that will supplement objective methods in the evaluation of ocular diseases and anomalies.
The book also includes valuable discussions pertaining to the establishment of visual
Sloan LL. The Visual Professional Aptitudes (Les Aptitudes Visuelles Professionnelles). Arch Ophthalmol. 1976;94(1):167. doi:10.1001/archopht.1976.03910030089023