Telephoto
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) Comments Source Barrel Shutter Variable Diffusion Coated
Astro
80
10

5 x 7


3 Yes No No No
B&L Tele 20
5.6

5 x 7


3 Yes No No No
B&L Tele 40
8

10 x 10


3 Yes No No No
B&L Tele 40
5.6

8 x 10


3 Yes No No No
Bell & Howell Aero 36
8

9 x 9


3 Yes No No No
Busch
13 1/2
7

2 1/4 x 3 1/4


3 No Yes No No
Busch
14 1/2
9

4 x 5


3 Yes No No No
Carl Meyer
14
5.6

4 x 5


3 Yes No No No
Carl Meyer Orbitar 12
5.6

4 x 5


3 No Yes No No
Carl Meyer Tele 15
5.6

4 x 5


3 Yes No No No
Carl Meyer Tele 16
5.6

3 x 4


3 Yes No No No
Carl Meyer Tele 18
5.6

4 x 5


3 Yes No No No
Carl Meyer Tele 20
6.3

5 x 7


3 Yes No No No
Carl Meyer Tele 20
6.3

5 x 7


3 Yes No No No
Carl Meyer Tele 20
5.6

5 x 7


3 Yes No No No
Carl Meyer Telephoto 10
4.5

2 1/4 x 3 1/4


3 Yes No No No
Carl Meyer Telephoto 11
5.6

4 x 5


3 Yes No No No
Carl Meyer Telephoto 14
4.5

4 x 5


3 Yes No No No
Carl Zeiss Tele-Tessar 10
10

2 1/4 x 3 1/4


3 Yes No No No
Dallmeyer
11
6.5

3 1/4 x 4 1/4


3 Yes No No No
Dallmeyer
12
6

4 x 5


3 Yes No No No
Dallmeyer
9
5.6

2 x 2


3 Yes No No No
Dallmeyer Dallon 12
7.7

4 x 5


3 Yes No No No
Dallmeyer Grandac Rapid Telephoto 10
10




See ad for details!!! 20 Yes No No No
Dallmeyer Tele 10
4.5

3 x 3


3 Yes No No No
Dallmeyer Tele 11
5.6

3 1/4 x 4 1/4


3 Yes No No No
Dallmeyer Tele 12
7.7

4 x 5


3 Yes Yes No No
Dallmeyer Tele 12
4.5

3 1/4 x 4 1/4


3 Yes No No No
Dallmeyer Tele 12
5.6

4 x 5


3 Yes No No No
Dallmeyer Tele 32
8

4 x 4


3 Yes No No No
Dallmeyer Tele 36
6.3

8 x 10


3 Yes No No No
Dallmeyer Tele 40
8

5 x 7


3 Yes No No No
Dallmeyer Telephoto 10 1/2
6.7

3 1/4 x 4 1/4


3 Yes No No No
Dallmeyer Telephoto 14
5.6

4 x 5


3 Yes No No No
Dallmeyer Telephoto 14
4.5

4 x 5


3 Yes No No No
Dallmeyer Telephoto 17
5.6

5 x 7


3 Yes No No No
Dallmeyer Telephoto 17
4.5

5 x 7


3 Yes No No No
Dallmeyer Telephoto 20
5.6

5 x 7


3 Yes No No No
Dallmeyer Telephoto 24
6.5

5 x 7


3 Yes No No No
Dallmeyer Telephoto 6
5.6

2 1/4 x 2 1/4


3 Yes No No No
Dallmeyer Telephoto 6
4.5

2 x 2


3 Yes No No No
Hugo Meyer Tele-Megor 16 1/2
5.5

4 x 5


3 Yes No No No
Kilfitt Tele-Kilar 12
5.6

4 x 5


3 Yes No No No
Kodak Tele-Aero 36
8

9 x 9


3 Yes No No No
Meyer Tele-Megor 10
5.5

2 1/4 x 3 1/4


3 Yes No No No
Meyer Tele-Megor 12
5.5

4 x 5


3 Yes No No No
Meyer Tele-Megor 6
5.5

2 x 2


3 Yes No No No
Meyer Tele-Megor 6
4

2 x 2


3 Yes No No No
Meyer Tele-Megor 7 1/8
5.5

3 1/4 x 4 1/4


3 Yes Yes No No
Meyer Tele-Megor 9
4

2 x 2


3 Yes No No No
Plaubel Tele-Makinar 8 1/4
6.3

2 1/4 x 3 1/4


3 Yes No No No
Plaubel Tele-Makinar 8 1/4
5.4

2 1/4 x 3 1/4


3 Yes No No No
Ross Tele 11
6.8

4 x 5


3 Yes No No No
Ross Tele 11
5.5

4 x 5


3 Yes No No No
Ross Telecentric 11
5.4

4 1/4 x 3 1/4


20 Yes No No No
Ross Telecentric 11
6.8

4 1/4 x 3 1/4


20 Yes No No No
Ross Telecentric 12
5.4

5 x 4


20 Yes No No No
Ross Telecentric 12
6.8

5 x 4


20 Yes No No No
Ross Telecentric 13
5.4

5 1/2 x 3 1/2


20 Yes No No No
Ross Telecentric 13
6.8

5 1/2 x 3 1/2


20 Yes No No No
Ross Telecentric 17
6.8

6 1/2 x 4 3/4


20 Yes No No No
Ross Telecentric 17
5.4

6 1/2 x 4 3/4


20 Yes No No No
Ross Telecentric 17
5.4

4 x 5


3 Yes No No No
Ross Telecentric 9
5.4

3 1/2 x 2 1/2


20 Yes No No No
Ross Telecentric 9
6.8

3 1/2 x 2 1/2


20 Yes No No No
Ross Telephoto 50
8

5 x 7


3 No No No No
Ross Teleros 11 279 5.5

4 1/4 x 3 1/4


19 Yes No No No
Ross Teleros 12 305 5.5

5 x 4


19 Yes No No No
Ross Teleros 13 330 6.3

3 1/2 x 2 1/2


19 Yes No No No
Ross Teleros 13 330 5.5

5 1/2 x 3 1/2


19 Yes No No No
Ross Teleros 17 432 5.5

6 1/2 x 4 3/4


19 Yes No No No
Ross Teleros 17 432 6.3

4 1/4 x 3 1/4


19 Yes No No No
Ross Teleros 40 1016 5.5

8 1/2 x 6 1/2


19 Yes No No No
Ross Teleros 6 1/4 159 5.5

2 5/16 x 1 3/4