Patent ID: 8857987
Filing Date: 2014-10-14
Classification: A61B

Abstract:
1. An ophthalmic apparatus comprising: a fundus observation optical system including an image pickup element to observe a fundus of an examinee's eye, the fundus observation optical system being configured to obtain a fundus image of the eye; a target presenting optical system for presenting a fixation target and an examination target to the eye; a designating part for designating an area of the fundus having a visual function other than a macular area from the fundus image displayed on a monitor; a setting part for setting a distinctive portion of the fundus other than the designated fundus area from the fundus image displayed on the monitor, and associating a positional relationship between the set distinctive portion of the fundus with the fundus area designated by the designating part; a judging part for detecting an approaching state of the designated fundus area designated by the designating part and the fixation target based on the distinctive portion of the fundus set by the setting part and the presented fixation target and the associated positional relationship, and judging whether the fundus area and the fixation target are coincident in a predetermined allowable range; and a display control part for changing a display state of the fixation target by fixing a presenting position of the fixation target when the judging part judges that the fundus area and the fixation target are coincident in the predetermined allowable range.