Dumont type 297 oscillograph-record Polaroid instant camera
Date: circa 1952
Inventory Number: 2003-1-0267
Classification: Camera
Subject:
Maker: Allen B. Du Mont Laboratories, Inc (1931 - 1960)
Maker: Polaroid Corporation (1937-present)
Maker: Wollensak Optical Company (1899 - 1972)
User: Harvard Cyclotron Laboratory (1937 - 2002)
User: Department of Physics, Harvard University (founded 1884)
Cultural Region:
Dimensions:
26 × 12.5 × 26.3 cm (10 1/4 × 4 15/16 × 10 3/8 in.)
box: 26.7 × 29.8 × 17.1 cm (10 1/2 × 11 3/4 × 6 3/4 in.)
Description:
This camera appears to be a modified Polaroid camera in the 95 series. (For the more information on this type of Polaroid, see the very useful Land List website.
This camera used instant Polaroid film. It was not equipped with the standard lens and shutter from the 95 series. This one has instead a Wollensak Alphax shutter and a Wollensak-Dumont CRO 75 mm, f/1.9 oscillo-anastigmat lens. It has a broken leather hand strap.
On the lower front is a white label with "Harvard University Physics Dept. / CYCLOTRON LAB" printed in black.
This is only the camera, the oscillograph was attached to it.
This camera used instant Polaroid film. It was not equipped with the standard lens and shutter from the 95 series. This one has instead a Wollensak Alphax shutter and a Wollensak-Dumont CRO 75 mm, f/1.9 oscillo-anastigmat lens. It has a broken leather hand strap.
On the lower front is a white label with "Harvard University Physics Dept. / CYCLOTRON LAB" printed in black.
This is only the camera, the oscillograph was attached to it.
In Collection(s)
Signedon back plate: ALLEN B. DUMONT LABORATORIES, INC. / CLIFTON, N.J., U.S.A.
inside back plate: POLAROID Land CAMERA
inside back plate: MADE IN U.S.A. / POLAROID CORPORATION, Cambridge, Mass.
on lens cell: WOLLENSAK ROCHESTER U.S.A.
inside back plate: POLAROID Land CAMERA
inside back plate: MADE IN U.S.A. / POLAROID CORPORATION, Cambridge, Mass.
on lens cell: WOLLENSAK ROCHESTER U.S.A.
Inscribedon back plate: DUMONT / OSCILLOGRAPH-RECORD CAMERA
label on camera body: Harvard University Physics Dept. / CYCLOTRON LAB
label on camera body: Harvard University Physics Dept. / CYCLOTRON LAB
FunctionThis camera was used to take pictures (record) the data generated by an oscilloscope.
ProvenanceFrom the Department of Physics, Cyclotron Laboratory, Harvard University.