Ophthalmoscope, British, c. 1850. Two mirrors of different focus in vulcanite mount; extra lens holder at back 1845-1855
Liebreich's ophthalmoscope, cased, by Thomas Armstrong and Brother, of Liverpool and Manchester, 1880-1920, with 7 lenses Liebreich's ophthalmoscope 1880-1920
Pocket ophthalmoscope, without case, fitted with 8 lenses in rotating housing, and mirror, unsigned, European, 1850-1911 Pocket ophthalmoscope 1850-1911
Ophthalmoscope, steel, brass and glass, by Collin and Co. of Paris, in leather case, late 19th century Ophthalmoscope by Collin et Cie 1871-1900