optical filter


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optical filter

A device that passes only a portion of the visible light spectrum. Absorption filters absorb the unwanted wavelengths. Interference filters employ the wave effects of constructive and destructive superposition to pass or inhibit appropriate wavelengths.
See also: filter
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To provide a guideline for designing the optical filter's characteristics, we devise an optimal characteristic of the optical filter in the sense that, with a fixed passband of the optical filter, the second moment of the square of the interferogram is minimized.
What optical filter solutions are each plasma TV brand using today and what are they expected to use in the future?
The water produced by the system is much higher quality than Optical Filters had previously used.
Featuring a rotating rack design, reliable air-cooling and a full range of optical filters for all major weathering standards, the Q-SUN Xe-2 tester is the simplest, most reliable and easiest to use rotating rack xenon arc tester available.
DSI[R]), manufacturer of highly durable thin film optical coatings, introduces an enhanced capability to manufacture patterned optical filters.
The fluorometer can detect multiple fluorescent labels in a single biological test without optical filters.
Researchers from the Massachusetts Institute of Technology have now built a silicon device that integrates a photonic crystal with a light conduit, making a component that could lead to more efficient lasers and better optical filters.
Manufacture and Testing for Extremely Large Optical Filters
Ion Tech is a supplier of ion beam deposition systems used to manufacture precise multi-layer optical filters used to extend the bandwidth of fiber optic telecommunications networks.
Moreover, the same technology may prove useful in fabricating diffraction gratings, optical storage materials, selective solar absorbers, and new types of optical filters and coatings--even molecular coatings built out of large proteins.
Nasdaq: VECO) announced today that Ocean Thin Films, a leading precision optical coatings company, has recently qualified the SPECTOR-HT[TM] Ion Beam Deposition (IBD) System for high-volume production of optical filters to be used in a broad range of applications, including biophotonics, defense, display, aerospace and lighting.
In addition, it has no filter wheel, optical filters to replace, nor optical couplings to align.

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