Optometric apparatus

Details Optometric apparatus Optometric apparatus

1997-09-12

1999-02-02

Mai, Huy

Optics: eye examining, vision testing and correcting

Eye examining or testing instrument

351205, 351245, A61B 300

Patent

active

058672486

ABSTRACT:
An optometric apparatus designed to ensure that measurement results can be readily confirmed before they are printed out, and to prevent the deletion of data due to an erroneous operation of a switch. The optometric apparatus having examining device for examining the visual function of an eye to be examined, comprising: memory for storing data on examination by the examining device; display device having a display screen for displaying the examination data; printing device for printing the examination data stored in the memory; a print switch for inputting a signal for printing the examination data to the printing device; display control circuit for displaying the examination data on the display device on the basis of the signal from the print switch; confirmation-signal generating switch for generating a confirmation signal for confirming the absence of an abnormality in the examination data; and commanding circuit for commanding the printing device to effect printing on the basis of the confirmation signal.

REFERENCES:
patent: 5416540 (1995-05-01), Hayashi
patent: 5444504 (1995-08-01), Kobayashi et al.
patent: 5610671 (1997-03-01), Hosoi et al.
patent: 5627612 (1997-05-01), Hayashi
patent: 5767940 (1998-06-01), Hayashi et al.

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