Two Ivory handled ophthalmoscopes. These devices are used for visual examination of the interior tissues of the eye using light. Early ophthalmoscopes were introduced in Britain in the 1850s. These examples date from around 1870 | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library |
Bildgröße: | 5189 px × 3368 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |