Distance visual acuity test. Chart with different orientation of the capital letter 'E' as used to test acuity of distance vision. One eye is covered and the patient,placed at the correct distance,is asked which way round the 'E' letters are on the line being used for the test | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / MCS |
Bildgröße: | 3412 px × 5126 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |