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Amazon S3 on MSNBell Labs: Early Computer Graphics & Light Pen TechnologyThe film showcases the innovative work of engineers at Bell Telephone Laboratories as they explore computer graphics and its applications in designing electronic circuits. Using a device called ...
A light-sensitive stylus wired to a video terminal used to draw pictures or select menu options. The user brings the pen to the desired point on screen and presses the pen button to make contact.
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