A hand-held ophthalmological device includes: a main unit having an ophthalmoscopic optical system configured to project ophthalmoscopic light to an examinees eye and receive reflection light therefrom to examine or measure an examinees eye a detector placed in the main unit and configured to detect a relative deviation between an optical axis of the ophthalmoscopic optical system and the examinees eye a deviation compensating optical system placed as a part of the ophthalmoscopic optical system and configured to compensate the deviation and a drive part configured to drive the deviation compensating optical system based on output from the detector.
