12 Facts About Gerber file

Gerber file format is an open ASCII vector format for printed circuit board designs.

Gerber file is the standard image input format for all bare board fabrication equipment needing image data, such as photoplotters, legend printers, direct imagers or automated optical inspection machines and for viewing reference images in different departments.

Gerber file contains the complete description of a PCB layer image without requiring any external files.

Standard Gerber file was a numerical control format designed by Gerber file Systems Corp to drive their vector photo plotters for the PCB industry in the 1960s and 1970s.

Standard Gerber file was a simple ASCII format consisting of commands and XY coordinates.

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Standard Gerber file is an NC standard but not an image description standard: essential image information such the coordinate unit and the apertures definitions are not standardized.

Gerber file format is named after Joseph Gerber, an entrepreneur and inventor who pioneered vector photoplotters.

Standard Gerber file became the de facto standard image format for PCB fabrication.

In 1991 with the availability of the more capable raster photoplotters, the Gerber file format was extended with polygon areas and "mass parameters".

Gerber file X2 is fully backward compatible with X1, as the attributes do not affect the image.

Gerber file X2 was developed by Karel Tavernier, Ludek Brukner and Thomas Weyn.

In June 2017 a free online Reference Gerber file Viewer was made available by Ucamco as a complement to the specification.