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...s the performance of [[diffractive]] optical elements – especially [[diffraction grating]]s – in terms of [[Power (physics)|power]] throughput. It's a ...asp |title=Technical Note 10 – Guidelines for specifying diffraction gratings |author= |date= |publisher=Newport Corporation |accessdate=1 November 2012} ...

{{Short description|Type of diffraction grating}} ...racteristic of a blazed grating directly depending on blaze wavelength and diffraction order. ...

{{short description|Diffraction grating produced by interfering ultrasonic waves}} An '''ultrasonic grating''' is a type of [[diffraction grating]]<ref>{{Cite journal | doi = 10.1088/0034-4885/71/7/076401| title = ...

...) or a 2-dimensional beam [[wikt:matrix|matrix]] (MxN), depending on the [[Diffraction#Patterns|diffractive pattern]] on the [[Lens (optics)|element]]. The diffra ...related to the separation angle θ between output beams according to the [[Diffraction grating#Theory of operation|grating equation]]: ...

...t a baseline level, where no surface acoustic wave is interfering with the diffraction or reflection of the probe. ...

{{Short description|Near-field diffraction effect}} ...ecord/1431005 }}</ref> When a [[plane wave]] is incident upon a periodic [[diffraction grating]], the image of the grating is repeated at regular distances away f ...

{{short description|Mathematical explanation of far field diffraction}} {{Broader|Fraunhofer diffraction}} ...

...ics includes most applications of lenses, mirrors, waveplates, diffraction gratings, and many other common optical components and systems. ...

...ed for, and the coupled wave theory is a common tool used to calculate the diffraction efficiency or grating volume that helps with the design of an HOE. Early co ...em, a 3D image can be seen. This demonstrates a very simple version of the diffraction concepts that are still utilized in the production of HOEs and a prototype ...

...ence Bragg]] later found a relation between the energy of a photon and its diffraction within a crystal. The formula he established, <math> n \lambda = 2d \, \sin ...ron]] [[diffraction]] when those particles pass a crystal lattice.([[X-ray diffraction]]) ...

...a model gives the same scattering angles as the ones calculated via a wave diffraction model, see [[Bragg's Law]]. ...explained by quantization of momentum is not explicable by models based on diffraction by classical waves, as in [[Bragg's Law]]. ...

...out scanning its spectral response, as opposed to conventional fiber Bragg gratings (FBG), which are probed using optoelectronic interrogators. An [[#Interroga ...gies of address fibre Bragg structures based on two identical ultra-narrow gratings with different central wavelengths|journal=Journal of Physics: Conference S ...

For tiny objects such as crystals and [[diffraction grating]]s, [[diffraction]] is used with [[X-ray]] light, or even [[electron beam]]s. Measurement tec ==Diffraction measurements== ...

...en combined with basic optical spectrometers such as prisms or diffraction gratings and automated, ground-based observation platforms, it presents a cheap and ...

...and industrial applications. Its main technology is based on volume Bragg gratings, which are used as filters either for swept [[laser]]s or for global imagin ...Applications|chapter=Modeling of Gaussian beam diffraction on volume Bragg gratings in PTR glass|date=2005|volume=5742|pages=183|doi=10.1117/12.591215 |bibcode ...

...will be channeled into a beam, which then will pass through a series of [[Diffraction grating|matter grating]]s, the central piece of a Moiré-deflectometer. The Areas behind the gratings are shadowed, while those behind the slits are not. The annihilation locati ...

.... One can get rid of it by superposing the helical phase on the SLM with a diffraction grating.]] ...JMOp...39..985B }}</ref> As with the spiral wave plates, these diffraction gratings are fixed for <math>l</math>, but are not restricted to a particular wavele ...

...imaging]] was first developed by [[Frits Zernike]] during his work with [[diffraction grating]]s and visible light.<ref name="zernike1942">{{Cite journal | last1 ...s3659|pmid=24189696|pmc=3831282|bibcode = 2013NatCo...4.2659W }}</ref> The gratings split and direct X-rays over a broad spectrum, thus lifting the restriction ...

...phic reconstruction is explained below purely in terms of interference and diffraction. It is somewhat simplified but is accurate enough to give an understanding The recorded light pattern is a [[diffraction grating]], which is a structure with a repeating pattern. A simple example ...

...ydrogen annihilates are measured with a precise detector. Areas behind the gratings are shadowed, while those behind the slits are not. The annihilation points ...