Download Coherent-Mode Representations in Optics (SPIE Press by Andrey S. Ostrovsky PDF

By Andrey S. Ostrovsky

This ebook offers a unmarried resource of knowledge at the challenge of coherent-mode representations in optics, together with new views on its capability functions. specifically, the ''light string'' and the ''light capillary'' beams could be advantageously utilized in communications, measurements, microelectronics and microsurgery; the quick set of rules for bilinear transforms should be effectively utilized to desktop simulation and layout of optical platforms with partly coherent illumination.


- Preface

- Coherent-Mode illustration of Optical Fields and resources

- Coherent-Mode illustration of Optical structures

- Coherent-Mode illustration of Propagation-Invariant Fields

- Coherent-Mode Representations in Radiometry

- replacement Coherent-Mode illustration of a Planar resource

- References

- writer Index

- topic Index

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62) where, this time, the function (φ) for each value φ represents a random variable that is uniformly distributed in the interval [0, 2π]; the variables (φp ) and (φs ) are statistically independent for p = s. In this case, the cross-spectral density function of a secondary source will be exactly the same as given by Eq. 46) and, hence, the field with the cross-spectral density given by Eq. , the Bessel-correlated beam, will be generated in the back focal plane of the Fouriertransforming lens.

19) We will now consider two important particular cases, which are interesting from the standpoint of practice. If the geometry in Fig. 1 satisfies the lens law, 1/z1 + 1/z2 = 1/f , the doubleimpulse response of the system takes the same form as Eq. 20) which is known as the amplitude spread function of the optical system. In this case, Eq. 17) may be interpreted as representing an image of the object with the scale defined by the factor z2 /z1 . If the geometry in Fig. , Ref. 13) that the double-impulse response of the system again takes the same form as Eq.

This time, we used a binary mask [Fig. 2, and controlled the liquid-crystal modulator by applying random video patterns of the form shown in Fig. 4(b). To provide a phase conjugation of the modulator transmittance in accordance with Eq. 63), we used a Mach-Zehnder interferometer with a Dove prism in one of its arms and a phase compensator in the other. In other respects, the experiment did not differ from the previous one. The results of the experiment are shown in Fig. 9. Notice that these results are somewhat worse than the previous ones; this can be explained by substantial difficulties of aligning the interferometric setup.

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