| 摘要 |
PROBLEM TO BE SOLVED: To reduce an influence of aberration and shorten a time required for detecting a focus position.SOLUTION: An ophthalmologic apparatus comprises: focusing means for focusing return light from an eye fundus of a subject eye to a focusing position of imaging means; first drive means for driving the focusing means on the basis of an index mark image that is obtained by using the imaging means to image the return light from the index mark on the eye fundus, the index mark being projected by projection means for projecting the index mark on the eye fundus; and second drive means for, after the focusing means is driven by the first drive means, driving the focusing means on the basis of contrast of an eye fundus image that is obtained by using the imaging means to image the return light from the eye fundus illuminated by illumination means for illuminating the eye fundus. |
