General Use
Maker Model Focal Length (in) Focal Length (mm) F/Stop Angle of View Image Circle (mm) Coverage Wide Open
 Coverage Stopped Down
 Coverage (1:1) Source Comments Barrel Shutter Variable Diffusion Coated
Aldis Series I 1 3/8
4.5 60
Photomicro

20
Yes No No No
Aldis Series I 3
4.5 60
2 5/16 x 1 3/4

20
Yes No No No
Aldis Series I 4 1/4
4.5 60
3 1/2 x 2 1/2

20
Yes No No No
Aldis Series I 5 1/4
4.5 60
4 1/4 x 3 1/4

20
Yes No No No
Aldis Series I 5 3/4
4.5 60
4 1/4 x 3 1/4

20
Yes No No No
Aldis Series I 6 3/4
4.5 60
5 1/2 x 3 1/2

20
Yes No No No
Aldis Series I 8
4.5 60
6 1/2 x 4 3/4

20
Yes No No No
Aldis Series II 2
6.5 80
1 1/2 x 1 1/2

20
Yes Yes No No
Aldis Series II 3
6.5 80
2 5/16 x 1 3/4

20
Yes Yes No No
Aldis Series II 5
6 80
3 1/4 x 3 1/4

20
Yes Yes No No
Aldis Series II 5 3/4
6 80
4 1/4 x 3 1/4

20
Yes Yes No No
Aldis Series II 6 1/2
6.3 80
5 1/2 x 3 1/2

20
Yes Yes No No
Aldis Series II 7 1/4
6 80
6 x 4 1/4

20
Yes Yes No No
Aldis Series II 8
6.5 80
6 1/2 x 4 3/4

20
Yes Yes No No
Aldis Series II 8 1/2
6 80
6 1/2 x 4 3/4

20
Yes Yes No No
Aldis Series III 11
7.7 80
8 1/2 x 6 1/2

20
Yes Yes No No
Aldis Series III 4 3/4
7.7 80
3 1/4 x 3 1/4

20
Yes Yes No No
Aldis Series III 5 1/2
7.7 80
4 1/4 x 3 1/4

20
Yes Yes No No
Aldis Series III 6
7.7 80
4 3/4 x 3 1/4

20
Yes Yes No No
Aldis Series III 6 3/4
7.7 80
5 x 4

20
Yes Yes No No
Aldis Series III 7 1/2
7.7 80
6 1/2 x 4 3/4

20
Yes Yes No No
Aldis Series III 9
7.7 80
8 x 5

20
Yes Yes No No
Aldis Special 16 1/2 420 7.7

11 x 14

3
Yes No No Yes
Aldis Speed 7 175 3.4

4 x 5

3
Yes No No No
B&L Aerial Tele 40 1000 8

8 x 10

3
Yes No No Yes
B&L Aerial Tele 40 1000 5.6

8 x 10

3
Yes No No Yes
B&L Aero Tessar 24 600 6

9 x 18

3
Yes No No Yes
B&L Anastigmat 14 1/2 361 8

10 x 12

3
Yes No No Yes
B&L Anastigmat 24 600 6

9 x 18

3
Yes No No Yes
B&L Extra Rapid Universal Series D 11 1/4
6

6 1/2 x 8 1/2

17
Yes Yes No No
B&L Extra Rapid Universal Series D 14 1/4
6

8 x 10

17
Yes No No No
B&L Extra Rapid Universal Series D 17 1/2
6

12 x 15

17
Yes No No No
B&L Extra Rapid Universal Series D 22 3/4
6

16 x 20

17
Yes No No No
B&L Extra Rapid Universal Series D 4 3/8
6

3 1/4 x 4 1/4

17
Yes Yes No No
B&L Extra Rapid Universal Series D 6 3/8
6

4 x 5

17
Yes Yes No No
B&L Extra Rapid Universal Series D 9 7/16
6

5 x 8

17
Yes Yes No No
B&L Metrogon 6 150 6.3

9 x 9

3
Yes Yes No No
B&L Process 18 1/2 465 10

12 x 16

3
Yes No No Yes
B&L Process 20 500 10

14 x 17

3
Yes No No Yes
B&L Protar V 5 9/16 139 18

6 x 9

3
Yes No No No
B&L Protar V 7 1/4 190 18

7 x 9

3
Yes No No No
B&L Special 30 750 6.3

16 x 20

3
Yes No No Yes
B&L Tessar 10 250 6.3

6 1/2 x 8 1/2

3
No Yes No Yes
B&L Tessar 10 250 4.5

7 x 9

3
Yes Yes No Yes
B&L Tessar 12 300 6.3

8 X 10

3
Yes Yes No Yes
B&L Tessar 5 1/2 139 4.5

4 x 5

3
Yes Yes No No
B&L Tessar 7 1/2 190 4.5

5 x 7

3
Yes Yes No No
B&L Tessar 8 1/2 215 4.5

5 x 8

3
Yes Yes No No
B&L Tessar IIB 6 150 6.3

4 x 5

3
Yes Yes No No
Beck Autograph WA 3
16 100
4.5 x 5.5

2
Yes No No No
Beck Autograph WA 4
16 100
5.5 x 7

2
Yes No No No
Beck Autograph WA 5
16 100
6.5 x 8.5

2
Yes No No No
Beck Autograph WA 6
16 100
10 x 12

2
Yes No No No
Beck Autograph WA 7
16 100
12 x 15

2
Yes No No No
Beck Iostigmar Series Ia 12
6.5 60 - 65
10 x 8 12 x 10
20 Front 18 - Rear 22 1/2 Yes No No No
Beck Iostigmar Series Ia 17
6.5 60 - 65
12 x 10 15 x 12
20 Front 23 1/2 - Rear 36 Yes No No No
Beck Iostigmar Series Ia 19
6.5 60 - 65
15 x 12 18 x 16
20 Front 29 1/2 - Rear 40 Yes No No No
Beck Iostigmar Series Ia 9 1/2
6.5 60 - 65
8 1/2 x 6 1/2 10 x 8
20 Front 14 1/2 - Rear 17 3/4 Yes No No No
Beck Isostigmar Series 0 2
3.5 60
1 x 3/4

20
Yes No No No
Beck Isostigmar Series 1 3
3.5 60
2 1/2 x 2

20
Yes No No No
Beck Isostigmar Series 2 4 3/4
3.5 60
3 1/2 x 2 1/2

20
Yes No No No
Beck Isostigmar Series 3 6
3.5 60
4 1/4 x 3 1/4

20
Yes No No No
Beck Isostigmar Series 4 8 1/4
3.5 60
5 1/2 x 3 1/2

20
Yes No No No
Beck Isostigmar Series 5







20
Yes No No No
Beck Isostigmar Series II 2 3/4
5.8 70
2 1/2 x 1 1/2 3 x 2
20 Front 4 1/2 - Rear 5 1/2 Yes No No No
Beck Isostigmar Series II 43/4
5.8 70
4 1/4 x 3 1/4 5 x 4
20 Front 7 1/4 - Rear 8 3/4 Yes No No No
Beck Isostigmar Series II 6
5.8 70
5 x 4 7 x 5
20 Front 9 - Rear 11 1/4 Yes No No No
Beck Isostigmar Series II 6 3/4
5.8 70
5 1/2 x 3 1/2 8 x 5
20 Front 10 1/2 - Rear 13 Yes No No No
Beck Isostigmar Series II 7 1/4
5.8 70
6 1/2 x 4 3/4 9 x 7
20 Front 11 - Rear 13 1/2 Yes No No No
Beck Isostigmar Series II 8 1/4
5.8 70
7 x 5 10 x 8
20 Front 11 1/2 - Rear 17 1/2 Yes No No No
Beck Neostigmar Series I 5
4.5 60
3 1/2 x 2 1/2

20
Yes No No No
Beck Neostigmar Series I 6
4.5 60
4 1/4 x 3 1/4

20
Yes No No No
Beck Neostigmar Series I 7
4.5 60
5 1/2 x 3 1/2

20
Yes No No No
Beck Neostigmar Series I 8 1/2
4.5 60
6 1/2 x 4 3/4