. ?
~(<>)&(<>)
50 . , 20 n=1.7.
61,76
.
<->
<-> a,
<->
, 45 . 5 . ?
45 90 . , 5 ?
1.5, . , 30 ?
3 1.5. , 100 .
1.5, . , 30 ?
46,8
. , ?
~(<*>V<*>V<>V<*>)&(<**>)
. , ?
~(<**>V<>V<**>)&(<**>)
n=1.5 150 . , .
, n=1.5. , . 2 . .
, z=- 10000 . , . , n=1.5, a f' =100 ?
. .
|
|
|
(<??>V<?? ?? >V<? ?? ?? >)
y=10 . .
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.
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, .
n > 1, . 1, .
> 0
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= 0
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> 0
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< 0
, 
. .
, 5 , n=1,8. r 1= 
, r 2=-10,0. .
, 5 , n=1,4. r 1= , r 2=-10,0. .
, 5 , n=2,4. r 1= , r 2=-10,0. .
, 5 , n=4. r 1= , r 2=-10,0. .
, .
ne = 1.5183 <-> sinε = 0.659
ne = 1.4414 <-> sinε = 0.694
ne = 1.5688 <-> sinε = 0.637
ne = 1.6199 <-> sinε = 0.617
n1 = 2. 0.71. .
1,42
, .
n = 1.5163 <-> sinε = 0.66
|
|
|
n = 1.728 <-> sinε = 0.578
n = 2.169 <-> sinε = 0.461
n = 1.744 <-> sinε = 0.573
30 , :
30
90
15
60
α, :
α
1/4 α
2 α
1/2 α
, 60 , 30 . .
90
120
30
60
, 60 , 30 .
30
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60
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