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  • four projectors on wooden board

four projectors on wooden board

four projectors on wooden board

Date: 1970-1985
Inventory Number: 2004-1-0291
Classification: Optical Projection System
Subject:
optics, color theory,
Maker: Edwin H. Land (1909 - 1991)
Cultural Region:
United States,
Place of Origin:
Cambridge,
Dimensions:
28 x 51 x 25 cm (11 x 20 1/16 x 9 13/16 in.)
Material:
plastic, metal, gelatin,
Accessories: electric cord
Description:
Lab-crafted mini projectors, four in series mounted on a rectangular piece of polished wood, on which standard slides could be affixed. Two of the slide holders have blue filters. Each projector is made of a simple metallic box on top of which is a fan or cooling unit made of a commercial hair dryer purchased at the Harvard COOP.
In Collection(s)
  • Polaroid and Land Collection [2]
  • Edwin Land's Retinex Experiments
Signedunsigned
Historical AttributesThis instrument is said to have been used by Land during a lecture he gave at the Hynes Convention Center, at a meeting of the American Neurological Society. The date of this event is still unknown.
ProvenanceThis object belonged to Edwin H. Land and came from the Rowland Institute, Harvard University. Gift of the Edwin H. Land Family.

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The Collection of Historical Scientific Instruments
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