light geo use
DESCRIPTION
physicsTRANSCRIPT
-
x
y
z
3
3-1 3 38 m/s (reflection) (refraction) (diffraction) (interference) (polarization) (Young) (Huygens) (Fresnel) (photon) 1 hf h (plancks constant) 6.63 3-34 Js f (ray) (wavefront) (Huygens principle) (secondary wave) 3-1 () ()
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3-2 o}or r non ooo o
ono oo }no
.
o } o n1. o o(o)n
2. no n
3.1 on
nn()oo no(o)ooo (normal line) oo o
oooo nonoo non o}n
3.2
}o
- 2
-
3-2-1
}
3-3 n}
3-3
//tantan
sh
sh TT
o /ss =
1. A ooo
2. B oo
3. noo P/
3-4
n
3-4 ri o /DD
/
//tantan
sy
sy DD
//
sy
sy
/ss o yy /
=
(magnification) = 1//
yy
ssm
3-4
- 3
-
3 -2-2 nono
3-5 oo
3-5 H/2s = bc/s o2Hbc
cd = H bc ab cd = H H/2 h/2 = (H-h) = n
n n = no
3-2-3 rno
3-6 } T
r } T
)( TET ii
TET ii
ET 2TE 2 = 2n
o = 2 n
2 n
2 n T
- oonoo - n
3-2-4
- 4
-
3-7 o 2 - o 2
1360 T
$
n n }
o T = 0 non (v)ono{ n 3.4 o{} 4
3-2-5
o v
o on v = v;
o v
o o} 2 n v = 2v
3-2-6 o o 2 onoo oro o
o 3.42
3-8 no
- 5
-
oono C r}roo R no on C n V }ono oooo}ono
ooo o nononno n (focus ; F)
F } n 3-9 o f R oo o
2Rf
3-9 , ono oo
o 1. nooo
2. oo oon
3. oo 1 2 }nnooo
3-10 onn P/oo nn
- 6
-
3-10 n P o
BPC BP/Co n i DT
)( DTTTTJ iron TJD 2 ( 3-1) ABP , ABC ABP/
oxs
h
Dtan ,xR
h
Ttan ,xs
h
/tan J
oo x nor rn on n
sh D ,
Rh T , /s
h J n ( 3-1 )
oRss211
/
n2Rf o
fss111
/ //
ssssf
oooon n()oonn 3-11 VPQ VP/Q/
i = r , tan.i = tan r
/
/
sy
sy
yy
ssm
//
3-11 o
( 3-2)
( 3-3)
- 7
-
n o nn o o nn nnnn
r C r}roo R no on C n V }onooooo}on
3-12 n 3-13
rono 3-13 on ono }
nn oo
o 1. oo oonoon
2. nrooo
3. oo 1 2 }no nn on 3-14
3-14 n
- 8
-
no
fss111
/ //
ssssf
f
fsfs
fyy
ssm
///
S = o + no o n . f = o + }o o } o
O = , I = no no
- 9
-
5.3 (refraction of light)
nn n
3-15 nnn nn
3-15 o no
n oo o ( 1T )n ( 2T ) 3-15
o nno o o( 1T ) on ( 2T ) 3-15
5-3-1r (Snell , s law)
3-16 1 2
r (Snell , s law) nnn nnnr 1( 1sinT ) nnr 2( 2sinT ) n nn 2 1
)( 21 n
- 10
-
}2
1
1
221 sin
sinTT
nnn
2 1 o
2
1
2
1
2
1
1
221 sin
sinOO
TT
vv
nnn
1n 1 2n 2 21n 2 1 1v 1 n} /2v 2 n} /1O 1 n} 2O 2 n}
nn (c = 3x108 m/s) n v
o 12n 1 2 n 0.1
2
1
1
21221
nn
nnnxn
- 11
( 3-5)
( 3-4)
5-3-2 ono
on o on 90q nn (critical angle ; cT )
onnn noo rn o 3-17
3-17 o
-
ron1
2sinnn
c T
1
21sinnn
cT
2 } n2 = n = 1.0 1 } nn 1
1() n
nc1sin 1T
n o AC oo AB n 1.3 ooo AB = 3x108 m/s
- 12
3 -1
o
$601 cTT
$902 T , n2 = n=1.3 , n1 = n= ? ,v1 = v=?
1
2sinnn
c T ,1
3.160sinn
$
323.1
1xn
1
1 vcn n
323.1
1
xvc
36.2103
1
8
vx
smxv /102 81
-
(mirage) ro nn nn o o no} }ooj ooo oonnoj non n }o
}r nnoj nn
- 13
3-17 (Mirage) " " 7 57 (: http://www.manager.co.th/Around/ViewNews.aspx?NewsID=9570000064511)
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5-3-3 n
onn}
- 14
non
-
- 15
5-3-4 nnon A
D 3-18
rnnon 3-18o
n=2
22 sin
sinA
DA
n
3-18 n
-
r 3.52 o A } D } xyz' , xyzyxzD
)()( ririD
riD 22 ..(1) wxy' , $180 xywyxwA
$$$ 180)90()90( rrA
A = 2r ..(2) (1) (2) D = 2i A
2DAi
(2) 2Ar
r ri
nn
sinsin
1
2
2
212 sinsin
A
DA
nn
1 n1 = 1 o
2
22 sin
sinA
DA
n
- 16
5-3-5 rro (1) n r
C1 C2 }roro }onro F }r orr O }n nr f }rr
3-19 nr
-
orn onr r
r() o1. o nr on F
r nnr nron F 2. nrr nr o
3 n F/nr oor
3-20 r
rn rn nrrnn nrn
- 17
3-21r
3.58 o QO = S } , Q/O = S/ } , OF = f }
'POQ 'P/Q/O }o
o //
sy
sy (1)
'ROF 'P/Q/ F }o
ofs
yfy
/
/
(2)
(1)/(2)s
fssf
cc
-
fss/ ssf c
111
(1) yy
ssm
c
c
r + + -
- 18
( 3-6)
( 3-7)
(2) nrooro 3-22 C1 C2 }ro
ror (C1C2) }onror
3-22 nronro
F }o }nr ro} }nro nro no
3-2 10 cm 30 cm 6 cm
1
+
1
=
1
1
30+
1
=1
10
= 15
6 cm 1
6+
1
1
10=
= 15
30 cm
-
3-23 n ro 3-24 ro
rn rn nrrnn nrn 3-23
ossf c
111
yy
ssm
c
c
ro - -
- 19
rrn (focal; length) ro() o1. o r o
nnoorn2. nrr nn
nron n no 3-23
nr nn 3-24
( 3-8)
( 3-9)
3-3 1.4 cm 15 cm 20 cm
1
+
1
=
1
1
15+
1
= 15 cm 1
20
= 8.57
=8.57
15=
0.57=
y' = 0.57 x 1.4 = = 0.8
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rro
O I
nor oo noor noo
n rro
fss111
/ //
ssssf
f
fsfs
fyy
ssm
///
f = , S = , S/ = , m = ,
- 20
= y/ = S .o + , o S/ , y/ m o + , S/ , y/ m o
y
-
nr (r)
3-25 r
S } S/ } R1 R2 }or n }
r o )11)(1(1121
/ RRn
ss
)11)(1(1
21 RRn
f ()nr
onn orfss111
/
- 21
( 3-10)
1f
f
(diopter)
2 16 cm 24 cm 1.6 32 cm 48 cm 1.48
1f , 2f
1
1 1 11.6 1
16 24( )[ ]
f
1 16f cm
2
1 1 11.48 1
32 48( )[ ]
f
2 40f cm
F
1 2
1 1 1
F f f
1 116 40
26.67F cm 0.2667 m
1F
1
0.2667 3.75 diopter
3-4
-
- 21
5-3-6nn (nr)
r 3-26 .ron 3-26 .
. .
.
3-26
..
-
3-26 nn
- 22
6. r6.1 n(magnifying glass) }r ooon
onr n}nnn 25 cm (nnn)
o
ff
ffsm 25
/
)251(f
m
3-27
D=25cm
-
6-2 r (slide projector) n
3-28
- } nnno}or
- o ooo}- r(condensing lens : C1C2 ) }r 2 oo oonr}o
- r }roo
o (r)nn F 2F r(r) o nr
- 23
6-3 on (photographic camera)
3-29 nonnn
-
- o o}ojonooo o}ono
- r ood r- }nno on
d r on f number nnoonrndr
- r }ddoo }no n roono
d rn}on nr (Siler Bromind) nn d roooo ond ronoo
onor
ssf c 111
yy
ssm
c
c
rnn-rroo o f }roo
D }onrroor =
fD , n r =
Df
o n rooono rn
- 24
onrn o
onr3-30
-
non nr o1. nnd r
(retina)
2. ron r 3. o f-number
n(iris) onroo-o f-number o-no f-number
6-4 or (microscope) }ro on or 2 3-32
3-32 or
rn onr o (fo) nrn onr o (fE) r oonn o I1 nnnr o}
- 25
or onnr oon I2}
ornnr or o
o Mo }r o ME }r oor = Mo + MEor }nror o n
nr
-
o So/ }r o SE }r oor = So/ + SE
6-5 or onon oror 2 r o r oo o ornn n nr o I1 o}or o oor} 3-33 ooo}oor( L3 ) n I1 r o 3-33
3-33 nor
- 26
oor3-34
or nr or o
o fo }r o fE }r oor = fo + foor nnnr
or o
or =E
o
ff
-
6-6 r
3-35 r 2
nr 1 (L1) , = 1s , = /1s , = f1
1/11
111fss
..(1)
nr 2 (L2) , = 2s , = /2s , = f2r L1 or L2 o}or 2 /12 ss
o2
/2
/1
11fss
.. (2)
(1)+(2)21
/21
1111ffss
nrFffss11111
21/21
F r ,21
111ffF
- 27
1
.. (3)
-
- 28
750 450
1. 3 cm 50 cm
30 cm [ 2 cm] 2. 750 450 1.4 sine [ 0.99] 3. 2
20 cm 3 cm 20 cm 15 cm [ 2 6.67 cm]
4. 20 cm 0.1
[ 180 cm] 5.
[ -0.752d]
6. 15 cm 3
[ 20 cm]
-
- 29
7. ( ) [ 20 cm] 8. (optical fiber)
15 3-6 s 1.5 3 38 m/s [ 1,500 m]
9. 450
[ 2.12 38 m/s] 10. AC
AB 1.3 AB
600
300
A
B C [ 2 38 m/s]
-
- 30
750 450
1. 3 cm 50 cm
30 cm [ 2 cm] 2. 750 450 1.4 sine [ 0.99] 3. 2
20 cm 3 cm 20 cm 15 cm [ 2 6.67 cm]
4. 20 cm 0.1
[ 180 cm] 5. [ -0.752d]
6. 15 cm 3
[ 20 cm]
-
- 31
7. ( ) [ 20 cm] 8. (optical fiber)
15 3-6 s 1.5 3 38 m/s [ 1,500 m]
9. 450 [
2.12 38 m/s] 10. AC
AB 1.3 AB [ 2 38 m/s]
600
300
A
B C