| |
其它各种参数对照表 |
|
| |
|
|
|
 |
彩色软片用KR滤色镜色温对照表 |
| |
| 滤色镜类别 |
调校色温范围 |
| KR1.5 |
3400K-3200K |
| KR3 |
3600K-3200K |
| KR12 |
5500K-3400K |
| KR15 |
5500K-3200K |
| 81A |
3400K-3200K |
| 81B |
3500K-3200K |
|
|
 |
|
减光镜指数对照表 |
| |
| 减光镜代码 |
滤色镜指数 |
光圈值(缩减程度) |
浓度(ND) |
| 101 |
2 |
1 |
0.3 |
| 102 |
4 |
2 |
0.6 |
| 103 |
8 |
3 |
0.9 |
| 106 |
64 |
6 |
1.8 |
| 110 |
1000 |
10 |
3.0 |
|
|
|
|
近摄镜屈光度与被照体的距离 |
| |
| 镜头的焦距(公尺) |
NL0.25
+0.25 |
NL0.50
+0.50 |
NL
1
+1.0 |
NL
2
+2.0 |
NL
3
+3.0 |
NL
4
+4.0 |
NL
5
+5.0 |
扩大摄影镜片
+10 |
| |
4.00 |
2.00 |
1.00 |
0.50 |
0.33 |
0.25 |
0.20 |
- |
| 10 |
2.86 |
1.67 |
0.90 |
0.47 |
0.325 |
0.245 |
0.20 |
- |
| 7 |
2.55 |
1.56 |
0.87 |
0.46 |
0.32 |
0.24 |
0.195 |
- |
| 5 |
2.22 |
1.43 |
0.83 |
0.45 |
0.31 |
0.235 |
0.19 |
- |
| 3 |
1.17 |
1.20 |
0.75 |
0.42 |
0.30 |
0.23 |
0.185 |
- |
| 1 |
0.80 |
0.67 |
0.50 |
0.33 |
0.25 |
0.20 |
0.165 |
0.09 |
| 0.5 |
0.44 |
0.40 |
0.33 |
0.25 |
0.20 |
0.16 |
0.14 |
0.08 |
|
|
|
|
B+W
转接环 |
| |
|
型号 |
1 |
1a |
1b |
1c |
1d |
1e |
|
转换尺寸(mm) |
77-67 |
77-72 |
77-62 |
72-67 |
72-62 |
72-58 |
|
|
型号 |
2 |
2a |
2b |
2c |
2d |
2e |
|
转换尺寸(mm) |
67-62 |
67-60 |
67-58 |
67-55 |
67-52 |
67-49 |
|
|
型号 |
3 |
3a |
3b |
3c |
5 |
5b |
5c |
6 |
6a |
|
转换尺寸(mm) |
62-58 |
62-55 |
62-52 |
62-49 |
58-55 |
58-52 |
58-49 |
55-52 |
55-49 |
|
|
|
