Accession Number : ADD014921
Title : Scheiner-Principle Pocket Optometer for Self Evaluation and Bio-Feedback Accommodation Training.
Descriptive Note : Patent, Filed 28 Beb 90, patented 5 Mar 91,
Corporate Author : DEPARTMENT OF THE NAVY WASHINGTON DC
Personal Author(s) : Cushman, William B
Report Date : 05 Mar 1991
Pagination or Media Count : 6
Abstract : A method and optometer apparatus for measuring the accommodative state of an eye of a subject is disclosed. In a preferred embodiment, the optometer apparatus includes: a pinhole aperture plate having a center and a plurality of apertures in the pinhole aperture plate for viewing by the subject's eye; a positive lens disposed near the pinhole aperture plate and having an optical axis coincident with the center of the pinhole aperture plate; and scaled means inclined away from the positive lens for indicating to the subject the accommodative state of the subject's eye in diopters.
Descriptors : *OPTOMETERS, BIOFEEDBACK, EYE, EYE MOVEMENTS
Subject Categories : Medicine and Medical Research
Distribution Statement : APPROVED FOR PUBLIC RELEASE