Name/Title
Knapp Ophthalmoscope, EarlyEntry/Object ID
26Description
This is a refracting ophthalmoscope containing thirty uncovered lenses in a single disc. Its tilting mirror is missing.Dimensions
Height
17.4 cmWidth
4.4 cmWeight
45 gMaterial
Glass, Metal, Possibly CelluloidRelationships
Related Person or Organization
Person or Organization
Hermann KnappNotes
Inventor