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Busch focimeter
OPTOMETRIC INSTRUMENTS
focimeter
Emil Busch AG
Europe: Germany, Brandenburg, Rathenow
c.1925
metal; wood

Focimeter. Black metal. Early design with reflecting mirror. Auxiliary bulb unit attachment with modern flex and plug. Continuous circle internal target. Horseshoe stand attached to wooden base. Dust cover for lens.


2000.89

Gift of Dr J.M.L. Howat, HonFCoptom, 2000



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