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Brown et al., 1987 - Google Patents

The use of computerized contrast sensitivity, Arden gratings and low contrast letter charts in the assessment of amblyopia

Brown et al., 1987

Document ID
10471367261262065580
Author
Brown V
Doran R
Woodhouse J
Publication year
Publication venue
Ophthalmic and Physiological Optics

External Links

Snippet

Contrast sensitivity measured with an electronic display was compared with Arden gratings and low contrast letter charts in normal and amblyopic children and adults. The low contrast letter charts and the Arden gratings used in the conventional manner revealed no additional …
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Classifications

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    • A61B3/028Subjective types, i.e. testing apparatus requiring the active assistance of the patient for testing visual acuity; for determination of refraction, e.g. phoropters
    • A61B3/032Devices for presenting test symbols or characters, e.g. test chart projectors
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    • A61B3/1173Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions for examining the anterior chamber or the anterior chamber angle, e.g. gonioscopes for examining the eye lens
    • A61B3/1176Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions for examining the anterior chamber or the anterior chamber angle, e.g. gonioscopes for examining the eye lens for determining lens opacity, e.g. cataract
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