Automatic perimeter

Details Automatic perimeter Automatic perimeter

1991-09-26

1993-08-10

Bovernick, Rodney B.

Optics: eye examining, vision testing and correcting

Eye examining or testing instrument

Subjective type

351224, 351246, A61B 302

Patent

active

052353605

ABSTRACT:
The present invention discloses an automatic perimeter capable of easily adding or deleting the inspecting points. The present invention includes: target mark exhibiting means exhibiting a target mark at an inspecting point where an exhibiting position is predetermined, in accordance with instructions from instructing means; display means displaying points corresponding, one by one, to the inspecting points which are to be exhibited on the exhibiting means; boundary designating means for designating an adding or deleting area of the inspecting points by drawing a closed curve on the screen of the display means; and exhibiting target mark determining means for determining the inspecting points to be exhibited on the target mark exhibiting means based on the adding or deleting area of the inspecting points determined by the boundary designating means; the instructing means instructing the target mark exhibiting means to exhibit the target marks determined by the exhibiting target mark determining means thereon in an optional order.

REFERENCES:
patent: 4679920 (1987-07-01), Takashi
patent: 5035500 (1991-07-01), Rorabaugh

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