EXFO IQ-5100, Инструкция по эксплуатации

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P
OLARIZATION
- P
RINCIPLES AND
A
PPLICATIONS
A-6 IQ-5100
3RODUL]DWLRQ # 6WDWHV
SHUIHFWO\ # WKH # ZDYH # VKRZQ # LQ # )LJXUH :141# ,Q # WKH # FDVH # RI # )LJXUH :15/# ZKHUH # ZH # KDYH #
WZR # RUWKRJRQDO # ZDYHV /# HDFK # RQH # DQG # WKH # UHVXOWDQW # ZDYH # ZRXOG # EH # GHVFULEHG # E\ #
WKH # IROORZLQJ # H[SUHVVLRQV =
Equation A-2
Equation A-3
Equation A-4
$V # ZH # KDYH # VHHQ /# WKH # UHVXOWLQJ # ZDYH # LV # WKH # YHFWRULDO # SURGXFW # RI # RWKHU # ZDYHV #
+ KHUH # WZR # RUWKRJRQDO # ZDYHV ,1# 7KH # IROORZLQJ # H[SUHVVLRQ # ZRXOG # GHVFULEH # WKLV #
YHFWRULDO # SURGXFW /# DVVXPLQJ # WKDW # WKH # \ 0 ] # ZDYH # ZLOO # VXIIHU # WKH # SKDVH # GHOD\ #
EHWZHHQ # ERWK # WKH # [ 0 ] # DQG # \ 0 ] # ZDYHV =
Equation A-5
+HUH # ZH # REYLRXVO\ # DVVXPH # WKDW # WKH # LQGH[ # RI # UHIUDFWLRQ # LV # WKH # VDPH # IRU # ERWK # WKH # [ 0
] # DQG # \ 0 ] # SODQHV 1# ,I # WKH # LQGH[ # LV # GLIIHUHQW # IRU # HDFK # SODQH # VXFK # DV # LQ # XQLD[LDO #
FU\VWDOV # RU # LQ # RSWLFDO # ILEHU /# WKHQ # RQH # ZDYH # ZLOO # EH # UHWDUGHG # DV # FRPSDUHG # WR # WKH #
RWKHU 1# $V # LQ # WKH # FDVH # RI # ( 0# DQG # 2 0 ZDYHV # ZH # KDYH # SUHYLRXVO\ # VHHQ 1# 7KH # ZDYH # FDQ #
DOVR # VXIIHU # DEVRUSWLRQ /# DQG # LWV # SURSDJDWLQJ # FRQVWDQW # ZLOO # EH # GLIIHUHQW # IRU # RQH #
ZDYH # DV # FRPSDUHG # WR # WKH # RWKHU 1
1RZ /# WKH # ZDYHV # FDQ # DOVR # EH # UHSUHVHQWHG # LQ # RWKHU # ZD\V # VXFK # DV # XVLQJ # -RQHV #
YHFWRULDO # UHSUHVHQWDWLRQ 1# $VVXPLQJ # ERWK # ZDYHV # WR # EH # LQ # SKDVH # DQG # RUWKRJRQDO /#
WKHQ # WKH # -RQHV # YHFWRU # ZLOO # EH # WKH # IROORZLQJ =
Equation A-6
z t
, ( )
E
x
sin
ω
t kz
ϕ
x
+ +
( )
=
z t
, ( )
E
x
sin
ω
t kz
ϕ
y
+ +
( )
=
E
xy
z t ( , ) E
x
z t
, ( )
E
y
z t
, ( )
+ =
E
xy
z t ( , ) E
x
( )
2
E
y
( )
2
+
( )
1 2
⁄
ω
t kz
ϕ
xy
+ +
( )
sin =
Jones Vector
E
x
e
i
ϕ
x
E
y
e
i
ϕ
y
=