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Automatic optometer operates with infrared test patternRefractive strength of human eye is monitored by optometer that automatically and continuously images infrared test pattern onto the retina. Condition of focus of the eye at any instant is determined from optometer settings needed to maintain focus of the pattern on the retina.
Document ID
19700000387
Acquisition Source
Legacy CDMS
Document Type
Other - NASA Tech Brief
Authors
Cornsweet, T. N. (STANFORD RES. INST.)
Crane, H. D.
Date Acquired
August 5, 2013
Publication Date
November 1, 1970
Subject Category
Life Sciences
Report/Patent Number
ARC-10095
Report Number: ARC-10095
Accession Number
70B10401
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.

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