Optics: eye examining – vision testing and correcting – Eye examining or testing instrument – Subjective type
Patent
1982-09-29
1985-08-20
Bovernick, Rodney B.
Optics: eye examining, vision testing and correcting
Eye examining or testing instrument
Subjective type
351244, A61B 302
Patent
active
045360650
ABSTRACT:
A fixation device having primary utility in testing children's eyes is disclosed. The device comprises employing remote control of a variety of fixation targets to maintain the attention of the child-patient.
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patent: 3883234 (1972-12-01), Lynn et al.
patent: 4105302 (1976-06-01), Tate, Jr.
patent: 4346968 (1980-02-01), Melin et al.
patent: 4353626 (1980-01-01), Harrison
patent: 4421393 (1981-04-01), Cohen et al.
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