Basics of OPTICS OF MULTILAYER SYSTEMS 1S:|3W
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Preface……………………………………………………………………….………..……….4 4n0xE[-
Chapter 1 oxz{ ejd{
SPECTRAL CHARACTERISTICS OF MULTILAYER COATINGS: m:+8J,jW
THEORY……………………………………………………………………………………….5 NwlU%{7W6
1.1 Electromagnetic field in layered media; spectral characteristics of layered media…5 ~DF:lqwWP
1.1.1 Layered medium electromagnetic field equations………………………………...5 Pbu{'y3J
1.1.2 Amplitude transmittance and reflectance of the layered medium……………….12 V416g |lBO
1.1.3 The Fresnel formulas ……………………………………………………………18 FjFMR
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1.1.4 Other ways of determining amplitude transmittance and reflectance of the ) R2XU
layered medium…………………………………………………………………..19 3Q By\1h.
1.1.5 Transmittance, reflectance and absorptance …………………………………….20 Pm{*.AW1
1.2 Principal recurrent methods for calculating layered media spectral coefficients…22 ZcE_f>KV
1.2.1 Matrix calculating method ………………………………………………………22 ;xYNX
1.2.2 Description of optical coating and presentation of calculation results…………..28 Q<(YP.k
1.2.3 Recurrent formulas for the amplitude transmittance and reflectance……………30 `#mK*Buem}
1.2.4 Approximate formulas…………………………………………………………...33 ?>
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1.2.5 Other recurrent methods…………………………………………………………34 O;9?(:_
1.2.6 The admittance phase plane……………………………………………………...38 G"SBYU
1.3 Some common properties of multilayer coatings…………………………………….46 Wp0
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1.3.1 The relation between the characteristic matrix and spectral coefficients of a 2 QTZwx
multilayer coating ……………………………………………………………….47 tt_o$D~kg
1.3.2 Relations between spectral characteristics for the direct and reverse waves ……51 s5&@Cxzl
1.3.3 Transmittance and reflectance of the combination of two multilayer jXg
subsystems ……………………………………………………………………....54 \nqkA{;B{
1.4 The multilayer coatings optical properties: impact of variations in the layer w.{&=WTr
parameters……………………………………………………………………………...58 ]T:;Vo
1.4.1 Spectral coefficients derivatives with respect to layer parameters …...………… 'jg3
1.4.2 Impact of the layer parameter errors on the multilayer coatings spectral N)2f7j4C&
coefficients: probability assessment method ……………………….…………...63 PmpNAVE'
1.4.3 Multilayer coating spectral properties: influence of separate layer parameter zYER
variations ………………………………………………………………………...66 ?~e3&ux
1.5 Multilayer periodic systems. Quarter-wave dielectric mirrors……………………..68 u{<"NR h
1.5.1 Characteristic matrix of a periodic multilayer system …………………………..69 3VO2,PCZ
1.5.2 Quarter-wave mirror properties at the central wavelength ……………………...72 (!L5-8O
1.5.3 Width of the quarter-wave mirror high-reflectance zones ………………………76 :mppv8bh
1.5.4 Principal properties of a quarter-wave dielectric mirror in the proximity to the Jju#iwb
central wavelength ………………………………………………………………80 (N-RIk73/O
1.5.5 Dielectric mirrors on a metal substrate ………………………………………….84 K>Fqf
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1.6 Approximate formulas for dielectric narrow bandpass filters ……………………..88 n/d`qS
1.6.1 Common expressions for spectral coefficients of filter-type systems near central g=L]S-e
wavelength ………………………………………………………………………88 SLL3v,P(7
1.6.2 Research of narrow bandpass filters with a half-wave central layer ……………92
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Chapter 2 ||7x;2e
SYNTHESIS OF MULTILAYER OPTICAL COATINGS ……………………...97 ]}="m2S3
2.1 Synthesis methods based on merit function optimization …………………………...98 BaI $S>/Q
2.1.1 Merit function selection …………………………………………………………98 #N(= 3Cj
2.1.2 Merit function optimization ……………………………………………………101 /^SAC%PD
2.1.3 General pattern of the synthesis and the problem of the starting design choice .108 "ww|&-W9
2.2 Synthesis method based on the needle-like variations of the refractive index ……114 796\jf$
2.2.1 Needle-like variations of the refractive index ………………………………….115 }Db[ 4
2.2.2 The principal idea of the method ………………………………………………119 Cwa^"r3P1
2.2.3 Description of the method ……………………………………………………...124 3f.b\4 U
Bibliography …...………………………………………….……………….………..……130