100
2
2
41
36
32
29
26
23
21
18
16
14
13
11
10
9.1
8.2
7.2
6.5
5.7
5.1
.2 ﺇﻥ ﺣﺎﺻﻞ ﺿﺮﺏ ﺯﺍﻭﻳﺎ ﺍﻹﺿﺎءﺓ ﻫﺬﻩ )ﻣﻢ( ﻓﻲ ﺍﺛﻨﻴﻦ ﻫﻮ ﻗﻴﻢ ﻣﻜﺎﻓﺌﺔ ﻷﻓﻼﻡ ﻣﻘﺎﺱ 53 ﻣﻢ
( ﻓﻲ ﺣﺎﻟﺔ
GN) [، ﻳﻤﻜﻦ ﺍﺳﺘﺨﺪﺍﻡ ﺍﻟﺼﻴﻐﺔ ﺍﻟﺘﺎﻟﻴﺔ ﻟﻠﺤﺼﻮﻝ ﻋﻠﻰ ﺍﻷﺭﻗﺎﻡ ﺍﻹﺭﺷﺎﺩﻳﺔFP MANUAL] ﻓﻲ ﻧﻤﻂ
1/16
1/8
0.25
0.35
.[
100] ﻣﻀﺒﻮﻃﺔ ﻋﻠﻰISO ﺍﻟﻘﻴﻢ ﺍﻟﻤﺒﻴﻨﺔ ﻓﻲ ﺍﻟﺠﺪﻭﻝ ﻗﺎﺋﻤﺔ ﻋﻠﻰ ﺍﻓﺘﺮﺍﺽ ﺃﻥ ﺩﺭﺟﺔ ﺍﻟﺤﺴﺎﺳﻴﺔ ﻟﻠﻀﻮء
(ﺯﺍﻭﻳﺔ ﺍﻹﺿﺎءﺓ )ﻣﻢ
67
52
2
40
39
35
35
31
31
28
28
25
25
22
22
20
19
18
17
16
15
14
14
12
12
11
11
9.9
9.7
8.8
8.6
7.9
7.7
7.0
6.9
6.3
6.2
5.5
5.4
5.0
4.9
1/1 ( = ﺍﻟﺮﻗﻢ ﺍﻹﺭﺷﺎﺩﻱ ﻟﻤﻌﺎﻣﻞ ﻧﺴﺒﺔ ﻛﻤﻴﺔ ﺍﻟﻀﻮءGN) ﺍﻟﺮﻗﻢ ﺍﻹﺭﺷﺎﺩﻱ
3
1/4
1/2
0.5
0.71
42
35
2
2
38
35
33
31
30
28
27
25
24
22
21
20
19
18
17
16
15
14
13
13
12
11
11
9.9
9.4
8.9
8.3
7.9
7.5
7.0
6.6
6.3
5.9
5.6
5.2
4.9
4.7
4.4
.ﺍﺳﺘﺨﺪﺍﻡ ﺃﻱ ﺇﻋﺪﺍﺩ ﺑﺎﺳﺘﺜﻨﺎء 1/1 ﻟﻀﺒﻂ ﻛﻤﻴﺔ ﺍﻟﻀﻮء
1/1
1.0
ﺳﺮﻋﺔ ﺍﻻﻟﺘﻘﺎﻁ
25
2
32
1/125
28
1/160
25
1/200
23
1/250
20
1/320
18
1/400
16
1/500
14
1/640
13
1/800
11
1/1000
10
1/1300
8.9
1/1600
8.0
1/2000
7.1
1/2500
6.3
1/3200
5.6
1/4000
5.0
1/5000
4.4
1/6400
4.0
1/8000
3 ﻣﻌﺎﻣﻞ ﻧﺴﺒﺔ ﻛﻤﻴﺔ ﺍﻟﻀﻮء
ﻧﺴﺒﺔ ﻛﻤﻴﺔ ﺍﻟﻀﻮء
ﻣﻌﺎﻣﻞ ﻧﺴﺒﺔ ﻛﻤﻴﺔ ﺍﻟﻀﻮء
VQT5F44
18