NASA NTRS · 20080012215
Optical pantograph
Abstract
An optical pantograph for directing light beams and the like from a source to a receiver according to the movement of a pointer. The device can be used for, among other things, directing a laser beam and the like to a target for etching patterns on a target according to the movement of a pointer relative to a pattern trace.
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Belew, Robert R., Davis, Donald E.. 1976-02-10. Optical pantograph. https://ntrs.nasa.gov/citations/20080012215
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