“Crystal Ball” graphical-display controller

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Date Introduced
1963 ca.
Photographer
Richards, Mark
Dimensions
overall: 7 1/2 in x 8 1/4 in x 8 1/4 in
Manufacturer
Massachusetts Institute of Technology (MIT) Electronic Systems Laboratory
Credit Line
Loan courtesy John E. Ward, Massachusetts Institute of Technology (MIT)
Copyright Owner
© Mark Richards
Location
United States
Keywords
Pointing; Input
Object ID
X405.84

The “Crystal Ball,” or “3-dimensional, rate-control joy stick,” controlled the rotation of solid objects rendered by MIT’s early graphics system.