Optical Filter
Optical Filter news and technical articles from Vision Systems Design magazine. Search Optical Filter latest and archived news and articles
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Choosing an optical filter for vision
… faced with developing a machine-vision system that has a lighting problem, it makes sense to examine the benefits of optical filters before ordering lighting hardware. Color and contrast Testing different colors of LED lighting can be cumbersome, expensive …
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Multispectral imaging checks parts
Three-camera system with optical filters and telecentric lenses checks electronic connectors. By ..... backlight, each lens was mounted with a different bandpass optical filter (red, green, and blue), and the backlighting area was …
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Choosing an optical filter for vision
Understanding how and when to use filters can save time and money. Developers of machine-vision applications know that considerable emphasis has been placed on choosing the correct lighting to achieve maximum contrast. While correct lighting can overcome many imaging problems, the wrong lighting
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Midwest Optical Systems Inc
Manufacturer of optical filters for industrial vision applications; offers a range of CCTV/security lensing for factory automation; exclusive North American distributor of Goyo Optical lenses.
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Glen Spectra
Supplies optical filters , spectroradiometers (portable and laboratory bench top), radiometers, photometers, colorimeters, video photometers, optical calibration sources, cooled PMT housings, and a range of fiberoptic bundles and cables.
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Using filters in color inspection
The proper use of optical filters solves many color imaging problems, sometimes without a color camera. By Jason Dougherty When an inspection application requires …
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Multispectral imaging checks parts
Three-camera system with optical filters and telecentric lenses checks electronic connectors. As production standards become stricter to comply with international norms …
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Standards shine at Vision Show West
… integrators met manufacturers of vision systems, cameras, frame grabbers, lighting equipment, lenses, image processors, optical filters , processing accelerators, I/O devices, peripherals, motion control devices, and software. Sponsored by the Automated …
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Barr Associates Inc
… precision thin-film coatings and optical interface filters from UV to far-IR. The company manufactures all of the standard optical filter and coating types, as well as filter arrays, rugate notch, multiband, ultranarrow-bandpass, transparent/conductive …
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ThermoVision Corp. (Franklin, MA) has acquired the assets of the non-telecommunications optical
ThermoVision Corp. (Franklin, MA) has acquired the assets of the non-telecommunications optical filter business of Optical Corp. of America, a wholly owned subsidiary of Corning Incorporated, and merged the business into its Corion Division (Franklin, MA).