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Inspection and measurement of the thickness of the different layers of an electronic chip using THz and X-ray radiation. THz has the privilege of being non-ionizing (non-destructive) but the resolution of X-ray is higher. [2] Quality related in-process inspection/verification is an essential part of quality control in manufacturing.
During the mid-20th century, SGS started offering inspection, testing and verification services across a variety of sectors, including industrial, minerals and oil, gas and chemicals, among others. In 1981, the company went public. It is a component of the SMI MID Index. [citation needed]
Automated optical inspection (AOI) is an automated visual inspection of printed circuit board (PCB) (or LCD, transistor) manufacture where a camera autonomously scans the device under test for both catastrophic failure (e.g. missing component) and quality defects (e.g. fillet size or shape or component skew). It is commonly used in the ...
Machine vision is the technology and methods used to provide imaging-based automatic inspection and analysis for such applications as automatic inspection, process control, and robot guidance, usually in industry. Machine vision refers to many technologies, software and hardware products, integrated systems, actions, methods and expertise.
KLA later broadened its product line to include wafer inspection, wafer metrology and integrated inspection and analysis software. [4] Tencor was founded in 1976 by Czech scientist and US immigrant Karel Urbanek, along with colleague John Schwabacher.
Viavi Solutions Inc. (stylized VIAVI Solutions), formerly part of JDS Uniphase Corporation (JDSU), is an American network test, measurement and assurance technology company based in Chandler, Arizona. The company manufactures testing and monitoring equipment for networks.