A pantograph (from Greek παντ- 'all, every' and γραφ- 'to write', from their original use for copying writing) is a mechanical linkage connected in a manner based on parallelograms so that the …

The pantograph is a drawing instrument used to enlarge and reduce figures. It was devised by the Jesuit astronomer and mathematician Christoph Scheiner in 1603 and described by him in a 1631 publication.

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The meaning of PANTOGRAPH is an instrument for copying something (such as a map) on a predetermined scale consisting of four light rigid bars jointed in parallelogram form; also : any of …

The links in a pantograph may be arranged in other ways, but they all contain a parallelogram. Pantographs are used for reducing or enlarging engineering drawings and maps and for guiding …

Learn how to use a Pantograph as an alternate method of enlarging or reducing an image while creating an outline.

A pantograph has one fixed point O (the “Origin”), and two special points P and Q. It has the property that Q traces an enlarged, or "scale" copy of whatever P traces.

However, while pantographs vary widely in form and application, not everything which is called a pantograph really is a pantograph. The term was applied to the apparatus used to transmit electrical …

Mar 2, 2020 · Pantographs (see Figs. 1–2) have been widely used for centuries; for example, in surveying and embroidery. With these devices, drawings can be enlarged and reduced. Christoph …

The invention of the Pantograph, an ingenious tool for copying and resizing images dates to at least the 1600's. While seeming primitive it has peculiar advantages over modern digital imaging for resizing, …