DIDACTIC APPARATUS TO DEMONSTRATE POLARIZATION OF LIGHT
LATE 19TH CENTURY
the two hinged ends with a mirror and a rotating eyepiece on lacquered brass pillar, loose accessories include variety of prisms, lenses and specimens
11½in. (29cm.) long when closed
DIDACTIC APPARATUS TO DEMONSTRATE POLARIZATION OF LIGHT
LATE 19TH CENTURY
the two hinged ends with a mirror and a rotating eyepiece on lacquered brass pillar, loose accessories include variety of prisms, lenses and specimens
11½in. (29cm.) long when closed
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