NASA Logo

NTRS

NTRS - NASA Technical Reports Server

Back to Results
Visual-Accommodation Trainer/TesterOphthalmic instrument tests and helps develop focusing ability. Movable stage on a fixed base permits adjustment of effective target position as perceived by subject. Various apertures used to perform tests and training procedures. Ophthalmic instrument provides four functions: it measures visual near and far points; provides focus stimulus in vision research; measures visual-accommodation resting position; can be used to train for volitional control of person's focus response.
Document ID
19860000195
Acquisition Source
Legacy CDMS
Document Type
Other - NASA Tech Brief
Authors
Randle, Robert J., Jr.
Date Acquired
August 12, 2013
Publication Date
June 1, 1986
Publication Information
Publication: NASA Tech Briefs
Volume: 10
Issue: 2
ISSN: 0145-319X
Subject Category
Life Sciences
Report/Patent Number
ARC-11426
Accession Number
86B10195
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.

Available Downloads

There are no available downloads for this record.
No Preview Available