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Tafeln zur Binokularen Untersuchung des Geseichtsfeldzentrums vermittelst des Stereoskops / Dr Ernst Haitz's stereoscope cards
ORTHOPTIC INSTRUMENTS
stereoscope card set
J. F. Bergmann
Europe: Germany, Hessen, Wiesbaden
1905
card; paper
overall (outer wallet): 201 mm x 133 mm

Set of 7 orthoptic training cards printed in grey on black with coloured pindots. Together with a printed description of each card's purpose. German language text. cards 1-2 are compatible with the Haitz stereoscopic campimeter and cards 3-7 with the stereoscopic scotometer. Contained within an original card wallet with historic binding repairs.


1998.422

Acquired 1928



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