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Photonics Buyers' Guide / Optical Components / Echelle Gratings
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Echelle Gratings

An echelle grating is a specialized form of diffraction grating consisting of assembled glass plates of equal thickness that resemble a flight of stairs. The light enters through the largest plate at the end and emerges from the lesser plates at various deviations.
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OPCO Laboratory Inc.
Fitchburg, MA (25 employees)
Stock Manufacturer • Custom Manufacturer
Manufacturer of custom optics, optical replication, diffraction gratings, electro-optical assemblies, metallic and dielectric thin-film coatings for prototype and volume production. State-of-the-art manufacturing, coating, QC, assembly and class 1000 cleanrooms. Serving commercial and defense markets worldwide.
Ruled Reflection Gratings

Additional Companies

The Photonics Buyers' Guide is a comprehensive resource for verified providers of Echelle Gratings. Profiles and contact information for manufacturers and suppliers are provided by the companies and verified by our editors. If you have updated information about any of the organizations listed, please contact us.
Glossary
  • echelle grating A specialized form of diffraction grating consisting of assembled glass plates of equal thickness that resemble a flight of stairs. The light enters through the largest plate at the end and emerges from the lesser plates at various deviations.
  • grating A framework or latticework having an even arrangement of rods, or any other long narrow objects with interstices between them, used to disperse light or other radiation by interference between wave trains from the interstices. The ability of a...
  • diffraction grating A glass substrate carrying a layer of deposited aluminum that has been pressure-ruled with a large number of fine equidistant grooves, using a diamond edge as a tool. Light falling on such a grating is dispersed into a series of spectra on both...
prism gratingsechelon gratingdiffraction gratingglass plateopticsruling
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