Objects

Viewing Record 15 of 17
Previous Record  Next Record
Switch Views: Lightbox | Image List | List

Rosen Foriagraph
ORTHOPTIC INSTRUMENTS
heterophoria test; foriagraph
c.1930
metal

Foriagraph consisting of black metal battery-compartment handle, on-off switch, rectangular panel bearing white bakelite (?) chart on front. Two filter lenses (red and blue) in shiny white metal rims with handles.


1999.289

Related Objects

thumbnail Rosen Foriagraph
c.1930
View
thumbnail Rosen Foriagraph
c.1930
View

Browse by