Accession Number : ADD015854

Title :   Small, Simple and Cost-Effective Scheiner-Principle Optometer With Computer Interface for Automated Assessment.

Descriptive Note : Patent, filed 30 Dec 91, patented 29 Jun 93,

Corporate Author : DEPARTMENT OF THE NAVY WASHINGTON DC

Personal Author(s) : Cushman, William B

Report Date : 29 Jun 1993

Pagination or Media Count : 6

Abstract : A Scheiner-principle optometer for automated assessment of accommodative state is disclosed. The specific advantages of the instant invention over earlier ones are: (a) simplicity of design, (b) hand held, portable implementation, (c) light weight, (d) small size, (e) low manufacturing cost, and, (f) the use of a monochromatic light source to eliminate the effects of chromatic aberrations in the subject's eye.

Descriptors :   *OPTOMETERS, *COMPUTER PROGRAMS, *INTERFACES, *PATENTS, COSTS, EYE, HAND HELD, INVENTIONS, LIGHT SOURCES, MANUFACTURING, MONOCHROMATIC LIGHT, WEIGHT, COST EFFECTIVENESS

Subject Categories : Biomedical Instrumentation and Bioengineering
      Computer Programming and Software

Distribution Statement : APPROVED FOR PUBLIC RELEASE