2 Nicol PrismsFranz Schmidt & Haensch, Berlin, Germany
Marked, "These Prisms were repaired and polished by Bausch and Lomb, 1930. They should not be used in projection without water between them and the latern."
Overall: 6 × 3 in. (15.3 × 7.6 cm)
Hood Museum of Art, Dartmouth College: Allen King Collection of Scientific Instruments, Hood Museum of Art, Dartmouth College
Scientific Instrument: Optics
Not on view