Objects
Maddox hand frame / phoria measurer
OPTOMETRIC INSTRUMENTS
Maddox rod
Allied Instrument Manufacturers Ltd
Europe: United Kingdom
Mid-late 20th c.
metal; perspex
1999.4031
OPTOMETRIC INSTRUMENTS
Maddox rod
Allied Instrument Manufacturers Ltd
Europe: United Kingdom
Mid-late 20th c.
metal; perspex
Two maddox rod discs. One integral to black metal handle, the other in clear perspex mount bonded to the metal. Each controlled from the side by an adjusting wheel.
1999.4031