Portable hand-held pupillometer with dynamic electronic image ce

Details Portable hand-held pupillometer with dynamic electronic image ce Portable hand-held pupillometer with dynamic electronic image ce

1997-07-07

1999-04-06

Dang, Hung Xuan

Optics: eye examining, vision testing and correcting

Eye examining or testing instrument

Objective type

351205, A61B 310

Patent

active

058925686

ABSTRACT:
Portable hand-held pupillometers for characterizing a subject's pupil which are operated by a user. The hand-held pupillometer comprise optical units for dynamically imaging the subject's pupil, and centering units interfaced and operated by the user for centering the subject's pupil on the optical unit in preparation for imaging the subject's pupil. The hand-held pupillometers taught herein allow a user of the system to accurately and efficiently obtain an image of the subject's pupil which may be particularly useful for the diagnosis of Alzheimer's disease. The centering unit may also be used to display messages or pupil size and dynamic response data to the user in an easily read and useable format.

REFERENCES:
patent: 4755043 (1988-07-01), Carter
patent: 5646709 (1997-07-01), Carter

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