Speckle Phenomena in Optics: Theory and Applications m6MOW&  
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Joseph W. Goodman 'qArf   
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Contents 5jgdbHog]  
1 Origins and Manifestations of Speckle 1 C@Nv;;AlU  
1.1 General Background . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 :qR=>n=  
1.2 Intuitive Explanation of the Cause of Speckle . . . . . . . . . . . . . . . . . . . . . . . . . 2 Wxkx,q?  
1.3 Some Mathematical Preliminaries . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 T/c<23i  
2 Random Phasor Sums 7 |+:h|UIUQ  
2.1 First and Second Moments of the Real and Imaginary Parts of the Resultant Phasor . . . . . 8 Xt{*N-v\  
2.2 Random Walk with a Large Number of Independent Steps . . . . . . . . . . . . . . . . . . 9 FVB;\'/  
2.3 Random Phasor Sum Plus a Known Phasor . . . . . . . . . . . . . . . . . . . . . . . . . . 12 ;uqx@sx ;  
2.4 Sums of Random Phasor Sums . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 Uz608u  
2.5 Random Phasor Sums with a Finite Number of Equal-Length Components . . . . . . . . . 16 mv atUe  
2.6 Random Phasor Sums with a Nonuniform Distribution of Phases . . . . . . . . . . . . . . . 17 x$wd O  
3 First-Order Statistical Properties of Optical Speckle 23 6AvHavA^Y  
3.1 Definition of Intensity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23 >S1)YKgz  
3.2 First-Order Statistics of the Intensity and Phase . . . . . . . . . . . . . . . . . . . . . . . . 24 !@I}mQ ~  
3.2.1 Large Number of Random Phasors . . . . . . . . . . . . . . . . . . . . . . . . . . . 25 tp:\j@dB  
3.2.2 Constant Phasor plus a Random Phasor Sum . . . . . . . . . . . . . . . . . . . . . 27 ZUp\Ep}  
3.2.3 Finite Number of Equal-Length Phasors . . . . . . . . . . . . . . . . . . . . . . . . 31 6