Inspecting with Optical Comparators provides an overview of the optical comparator, which uses optics to project an enlarged, two-dimensional shadow of a part onto a glass screen for measurement of ...

VisionGauge Digital Optical Comparators by Methods Machine Tools offer the ability to digitally compare a part to its CAD data. This data can also be archived and documented electronically.

Optical Gaging Products (OGP®), a world-leading manufacturer of precision multisensor metrology systems for industrial quality control, announces a technological breakthrough in value-class video ...

Simple optics display the part upside down and backwards on the glass screen. Corrected optics display the part right side up and backwards. Fully corrected optics yield an image identical to the part ...