![](http://pdfasset.owneriq.net/2/af/2af27b69-99e2-4736-8c25-65a91bb454c9/2af27b69-99e2-4736-8c25-65a91bb454c9-bg6.png)
7
8
9
10
7
8
9
10
7
8
9
10
7
8
9
10
1/10,000 1/2,000 1/500 1/12
5
1/4,000 1/1,000 1/250
1/50
Lens size
C
C
4
6
2
0
-
3
C
C
4
6
2
0
-
2
C
C
4
6
2
0
-
2
X
C
C
3
3
2
0
-
3
C
C
3
3
2
0
-
2
C
C
3
3
2
0
-
2
X
1/3"
1/2"
2/3"
1"