Hand-held ophthalmoscope, devised by Dr. Richard Liebreichn in 1855, with four separate viewing lenses and two condensing lenses, in fitted leather covered wood case, unsigned, German, 1855-1865.
Hand-held ophthalmoscope, devised by Dr. Richard Liebreichn in 1855, with four separate viewing lenses and two condensing lenses, in fitted leather covered wood case, unsigned, German, 1855-1865.