Optical Superresolution by Zeev Zalevsky, David Mendlovic (auth.)

By Zeev Zalevsky, David Mendlovic (auth.)

This booklet explores the how one can increase the classical answer limits of an imaging method, and offers novel ways for reaching higher effects than may rather be attainable with present imaging expertise. The e-book starts via providing the theoretical foundations, heritage details, and terminology of tremendous answer, after which discusses equipment and structures used to accomplish the great answer influence. a number of ways to facing and exceeding the restrictions of the lens aperture, the pixel measurement of the digital camera, and the noise generated on the detector are provided and analyzed. The final bankruptcy illustrates a number of industry-related examples and capability purposes to genuine business eletro-optical structures. This booklet is meant for graduate scholars or researchers in academia or undefined, and an individual else trying to enhance the functionality in their electro-optical approach design.

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Notice that the two frequency sidebands are combined coherently. 10 illustrates graphically the Fourier domain of the polarization restricted signal before and after the encoding. The system that implements the polarization codification is illustrated in Fig. 11. 2 Superresolution as SW Adaptation 33 ~ POL ~ Fig. 10. Polarization codification. r Output <~= =Q(~ :~~ Inputj It I ~ Wol~ston . pnsm . Fig. 11. System that performs the polarization codification. In this figure the Wolaston prism causes the different polarizations to be shifted to different spatial locations in the Fourier domain.

At plan z = 4 F, just before the second moving grating, the arriving field distribution is lex, t) = i: Po(v)jo(v, t) exp(-2rrivx) dv. 17) The last expression is multiplied by the second moving grating which moves synchronously along the opposite direction. 1 Superresolution Based on Temporal Constraints 41 field distribution is U(x, t) = J(x, t)G 2(x + vt) = L x [ ~>. i: Po(v)Uo(v L AnBm 1 Po(v)Uo(v 00 n,m Bm exp[2nimvo(x + vt)] m ~ n",) exp( ~hin",vt) exp( ~:bd vx) dV] nvo) -00 x exp{2ni[x( -v + mvo) - (n - m)vovt]) dv.

The schematic illustration of the spectral replica. parts of the spectrum, that will fit into the aperture. This is schematically illustrated in Fig. 10. Despite the fact that the aperture is smaller than the original size of the spectrum of V j , the information will be transmitted without any loss due to the color encoding. 30) m n 50 4 Diffractive Superresolution where va and vt are the basic spatial frequencies of G(x, y) in the xand y-directions, respectively. An illustration of the synthetic aperture is given in Fig.

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