optical comparator

optical comparator

[′äp·tə·kəl kəm′par·əd·ər]
(engineering)
Any comparator in which movement of a measuring plunger tilts a small mirror which reflects light in an optical system. Also known as visual comparator.
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The company stated that the new standards comprise of a Pratt & Whitney Universal Supermicrometer and Labmaster System, as well as a Micro-Vu Spectra Optical Comparator.
Studies have shown that 10x optical comparator measurements have five times the spread as comparable non-contact on-line measurements (ref.
We used to measure these out in the shop with slip gages and in the lab with an optical comparator.
The mechanical method uses a precision optical comparator to determine the total angle of the radius opening, and the optical method uses the NIST C-series calibration system [6].
In addition to the Unimat 2000, Northland Forest Products also utilizes a Weinig Unimat 23-E six-head moulder, a CNC Technologies template maker, Weinig optical comparator, Rondamat 934 knife grinder and a Baker Model AB 12-inch resaw.
drills were examined under an optical comparator to ensure there were no chipped edges;
For many years, the most reliable resources used to catch rejects were the video micrometer and optical comparator.
The Profile360 is an on-line profile measurement system for rubber and plastic extrusions that provides an on-screen optical comparator to display the deviation between the CAD template and the actual real-time profile.
An optical comparator display shows the measured profile compared to a design template.
Before the thread is even cut, a mold of the thread is made in rubber to check whether it falls within tolerance using an optical comparator, says Glanders.
To meed the needs of its customers, the company has added another high-speed, high-accuracy coordinate measuring machine, the Zeiss Contura G2, and a CCP CC-14 digital optical comparator to its line in Fall River.

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