B =???(?????) - PowerPoint PPT Presentation

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B =???(?????)

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Title: B =???(?????)


1
4.???????
??????????? ?????? ???????
2
????????????????????(??????)?????????????(??????
)??????
1/60? 1/100? 1/120?
1/280? 1/500? 1/1000?
3
??????????
B ???(?????) 1 1/1? 2 1/2? 4 1/4? 8
1/8? 15 1/15? 30 1/30? 60
1/60? 125 1/125? 250 1/250? 500
1/500? 1000 1/1000? 2000 1/2000?
1???2?
1???2?
1???2?
4
?????????? ?????????????????????????
F1.4
F2
F4
F2.8
F5.6
F8
F16
F11
5
?????
F1 F1.4 F2.8 F4 F5.6 F8 F11
F16 F22 F32
1???2?
1???2?
1???2?
??(????)?????
ND1
6
??????????
B ???(?????) 1 1/1? 2 1/2? 4 1/4? 8
1/8? 15 1/15? 30 1/30? 60
1/60? 125 1/125? 250 1/250? 500
1/500? 1000 1/1000? 2000 1/2000?
1???2?
1???2?
1???2?
7
1/1000? 1/500? 1/250? 1/125? 1/60? 1/30?
1/15? 1/8? 1/4? 1/2?
F1 F1.4 F2.8 F4 F5.6 F8 F11
F16 F22 F32
8
F1 F1.4 F2.8 F4 F5.6 F8 F11
F16 F22 F32
1/1000? 1/500? 1/250? 1/125? 1/60? 1/30?
1/15? 1/8? 1/4? 1/2?
9
1/1000? 1/500? 1/250? 1/125? 1/60? 1/30?
1/15? 1/8? 1/4? 1/2?
F1 F1.4 F2.8 F4 F5.6 F8 F11
F16 F22 F32
10
?????????????????????????????? ???????????? ?????
??????
F2
F4
F2.8
F5.6
F8
F16
F11
1/1000? 1/500? 1/60?
11
(????????)??????????????????????????????????
12
(????????)???????????????(??F?)?????????????
??????
13
(????????)???????????????(??F?)?????????????
(???????????) ??????
14
???????????????? ?????????????????????????????(??
??????)??????(F?)?????????????
??(??)
???
???????
??
??(??)
???
?????(??)???????(????) ?????(??)???????(??????)
15
?????????????????????????????????????????????????
???????????????????????? ?????????????????????? ??
???????????
ISO 50 50 100 100 100 200 400 400
f f4 f5.6 f5.6 f2.8 f22 f16 f4 f8
Time 1/60 1/30 1/60 1/250 1/4 1/15 1/500 1/125
16
???????????? 3??(??/????/??)???????????
  • ???????????
  • ????? ?????????

17
?????????????????????
  • ??????????????? (?) ????" "?????????????????????
    ????????????????????????????????????????????????
  • ?????????????????????????? (?a) ?????ASA?? (?b)
    ????????
  • ?????????????????????????
  • ?????????????????????????????????? (?)
    ????????????????????????????
  • ???????????????????????????? (?)
    ????????????????????????"L?"??????????????
  • ??????????????? (?a) ?????????????? (?b)
    ????????????8mm?????????????18????????????????????
    ????????????24????????????(?????????)
  • ?????????????????????

18
??(??)??????? ????????????
??(??)??????? ????????????
19
??(??)??????? ????????????
??(??)??????? ????????????
20
  • ??????????????
  • ???3??

21
  • ??????????????
  • ???3??
  • ??(ISO/???db)(?????????)

22
  • ??????????????
  • ???3??
  • ??(ISO/???db)(?????????)
  • ??(????/???F)

23
  • ??????????????
  • ???3??
  • ??(ISO/???db)(?????????)
  • ??(????/???F)
  • ????(???????/????)

24

???3?? ???????
ND1
0db
F5.6
60
25

???3?? ???????
??
???????
?? (F?)
ND1
0db
F5.6
60
26

???3?? ???????
???????
ND1
0db
F5.6
60
27

ND????
???3?? ???????
GAIN ????
??
ND1
0db
F5.6
60
28

???3?? ???????
??(????) ????
?? (F?)
ND1
0db
F5.6
60
29

ND????
???3?? ???????
??(????) ????
GAIN ????
??
???????
?? (F?)
ND1
0db
F5.6
60
30

???3?? ???????
??
???????
?? (F?)
ND1
0db
F5.6
60
31

???3?? ???????
??????? ?????
??
???????
?? (F?)
ND1
0db
F5.6
60
32

???3?? ???????
??? ??????? ??????? ??????
??
???????
?? (F?)
ND1
0db
F5.6
60
33

???3?? ???????
??? ??????? ??????? ??????
???? ???? ????
??
???????
?? (F?)
ND1
0db
F5.6
60
34

???3?? ???????
??? ??????? ??????? ??????
????? ??????? ????? ???
??
???????
?? (F?)
ND1
0db
F5.6
60
35

???3?? ???????
??? ??????? ??????? ??????
????? ??????? ????? ???
??
???????
?? (F?)
ND1
0db
F5.6
60
36

???3?? ???????
????????? ???? ??????
??
???????
?? (F?)
ND1
0db
F5.6
60
37

???3?? ???????
????????? ???? ??????
??
???????
?? (F?)
ND1
0db
F5.6
60
38
??????????????
  • ???????
  • (?????18)
  • ???????
  • ??????????

39
??????????????
  • ???
  • (???????)
  • ????????????????

40
3??? ?????????3?????????????????
1 ?????
????????????
2 ??????
??????????????
3 ??????
?????????
3??????
41
??(??)??????? ????????????
??(??)??????? ????????????
42
??(??)??????? ????????????
??(??)??????? ????????????
43
??(??)??????? ????????????
??(??)??????? ????????????
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