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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This verified that the calibration, accuracy, and precision of the optical comparator were more than sufficient for the measurement of sand test geometry.
Rahco Rubber has invested over $1 million in four new high-tonnage vacuum presses for low waste flashless molding, two 500 ton Rep injection presses, a state-of-the-art optical comparator, an ERP system, mold maintenance equipment and website reconstruction.
To measure the parts under the previous manufacturing methods, a variety of tools were used, from handheld micrometers to 50 power overlays on an optical comparator.
All parts at the end of production process were measured by optical comparator KEYENCE IM series.
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.
The Keyence TM-3000 2D Optical Micrometer is designed to combine the functionality of a laser scan micrometer, machine vision system and optical comparator into a single device.
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].
These patents included an automatic die, a hydraulic feed, grinding taps, a safety razor, and an optical comparator for inspecting threads.
If you need to measure large components, it helps to have an instrument with a large field of view, such as an optical comparator.
The Focus Specialist is a premium benchtop optical comparator designed to meet the inspection and measurement needs of medical device manufacturers.
Studies have shown that 10x optical comparator measurements have five times the spread as comparable non-contact on-line measurements (ref.

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