Get Field Guide to Diffractive Optics (SPIE Field Guide Vol. PDF

By Yakov Soskind

ISBN-10: 0819486906

ISBN-13: 9780819486905

Contemporary developments in microfabrication applied sciences and the advance of strong simulation instruments have resulted in an important enlargement of diffractive optics and diffractive optical parts. tool builders can make a choice from a large variety of diffractive optics components to enrich refractive and reflective elements in attaining a wanted keep an eye on of the optical box. This Field Guide offers the operational ideas and demonstrated terminology of diffractive optics in addition to a entire evaluate of the most sorts of diffractive optics elements. An emphasis is put on the qualitative clarification of the diffraction phenomenon by means of box distributions and graphs, offering the root for realizing the elemental kinfolk and demanding traits.

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By Yakov Soskind

ISBN-10: 0819486906

ISBN-13: 9780819486905

Contemporary developments in microfabrication applied sciences and the advance of strong simulation instruments have resulted in an important enlargement of diffractive optics and diffractive optical parts. tool builders can make a choice from a large variety of diffractive optics components to enrich refractive and reflective elements in attaining a wanted keep an eye on of the optical box. This Field Guide offers the operational ideas and demonstrated terminology of diffractive optics in addition to a entire evaluate of the most sorts of diffractive optics elements. An emphasis is put on the qualitative clarification of the diffraction phenomenon by means of box distributions and graphs, offering the root for realizing the elemental kinfolk and demanding traits.

Show description

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Additional info for Field Guide to Diffractive Optics (SPIE Field Guide Vol. FG21)

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Increasing the number of the phase mask zones provides additional degrees of freedom in PSF design. A three-zone phase mask can significantly reduce the peak intensity in the first diffraction ring of a superresolved PSF. PSF engineering can significantly reduce the peak intensities in the diffraction rings. 5, a 3× reduction in the secondary peak intensity values is achieved. 6% of the central peak intensity value. Field Guide to Diffractive Optics Resolution Limit in Optical Instruments 33 Amplitude and Phase Filter Comparison The changes in PSF shape over the inner zone radius occur more rapidly in the case of phase pupil filters.

5) T cos (2γ) cos (2γ) − λ nd B tan β − αB 2 The relation between the angles αB and β is found from the grating equation sin (αB ) + sin (β) = λ nd B The peak efficiency maxima for the S- and P-polarization states are satisfied when either of the following two possible conditions is valid: 2p − 1 − αB β = cos−1 2s − 1 2p − 1 β = 180 − cos−1 − αB 2s − 1 Field Guide to Diffractive Optics Diffractive Components 39 One-Dimensional Surface-Relief Gratings The evolution of diffraction grating technology has led to a variety of grating profiles and structures.

Fanout elements designed to achieve uniformity of the resulting beam intensities at <1% have efficiency over 92%. Diffraction efficiencies of 98–99% are achieved when the intensity uniformity requirement can be relaxed. The profile shape of a kinoform fan-out element designed to split the propagating beam into nine beams is shown. Field Guide to Diffractive Optics Diffractive Components 45 Diffractive Beam-Shaping Components Diffractive beam-shaping components are employed to modify the field distribution of coherent radiation.

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Field Guide to Diffractive Optics (SPIE Field Guide Vol. FG21) by Yakov Soskind


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