Patent ID: 8596792

Claim:
An optotype presenting apparatus for presenting an optotype used to test a visual function of an examinee, the optotype presenting apparatus comprising: an optotype presentation part configured to present the optotype in a predetermined presentation region; a control unit configured to cause a test optotype to be presented in the optotype presentation part, the test optotype including a stereoscopic vision test optotype configured to generate a parallax so as to be seen by the examinee as floating or sinking from a predetermined reference plane; and an optotype splitting unit configured to split the test optotype presented in the optotype presentation part into an optotype for a left eye and an optotype for a right eye to present the test optotype to right and left eyes of the examinee, wherein the test optotype further includes a guide optotype configured to guide the examinee to see the stereoscopic vision test optotype stereoscopically, the guide optotype is configured to generate a parallax so that the guide optotype is seen by the examinee as floating or sinking from the reference plane continuously or stepwise, and the guide optotype in the presentation region is configured to generate the parallax that changes continuously or stepwise toward a position of the stereoscopic vision test optotype arranged in the presentation region.