photographic leaf shutters

We continue to accumulate data for these tables. Blank cells indicate ignorance. Any and all information from readers will be much appreciated.

Compur and Prontor shutters*

All dimensions are in millimeters.

Size Model Iris
range
mm
Shutter
speeds
Housing
diameter
(mm)
Front cell
thread
Rear
cell
thread
Distance
between
mounting
surfaces
Mounting
flange
00 Compur 00             M25
×
0.5
0 Synchro Compur 0;
Compur 0
1.6–
24
1–
1/500;
B
57.1 M29.5
×
0.5
M29.5
×
0.5
20
(tol = + 0.03)
M32.5
×
0.5
Prontor-Press 1.5–23 1 to
1/125;
B, T
59.8
Compur electronic-m 0 1.6–
24
32 to
1/125;
T
67 × 
92.5
Prontor magnetic 0 1.5–23 32–
1/60;
T
61
Prontor magnetic 250 1.7–
24
15 m-
1/250
61
Prontor Professional 01 1.7–
24
1–
1/125;
B
77.5 M39 × 0.75
1   to 30 1 to
1/500;
B
72.8 M40
×
0.75
M36
×
0.75
 20
(tol = + 0.03)
M39
×
0.75
2 Compur 2             M43.95
×
0.9
2 Compur 2 dial set             M50
×
0.9
3 Compur 3             M62
×
0.75
3 Prontor Professional 3              
3   to 40 1–
1/250;
B
95 M58
×
0.75
M58
×
0.75
32
(tol = - 0.05)
M62
×
0.75
5         M86
×
0.75
M86
× 0.75
42 M92
×
0.75

* For current production contact:
Prontor-Werk.
Alfred Gauthier GmbH.
Postfach 1122
D-7547 Wildbad im Schwarzwald
Germany

Compound shutters

 

Copal shutters

All dimensions are in millimeters.

Size Model Iris
range
Shutter
speeds
Housing
diameter
Front cell
thread
Rear
cell
thread
Distance
between
mounting
surfaces
Mounting
flange
0 Copal Press 0 2–
24
1–1/125,
B
63 M29.5
×
0.5
M29.5
×
0.5
20
±
0.025
M32.5
×
0.5
Copal 0 1.5–
24
1-1/1500,
B, T
61
1 Copal Press 1 2.5–
30
  75 M40
×
0.75
M36
×
0.75
20
±
0.025
M39
×
0.75
Copal 1 2–
30
1-1/400, B, T 73
3 Copal 3 2–
45
1-1/125, B, T 102 M56
×
0.75
M56
×
0.75
28.6 ±
0.025
M62
×
0.75
  Copal 3 (old)              
  Copal 567 #3             M62
×
0.75
  Copal 585 #3;              M61
×
0.75
  Copal #3s 45     M56
×
0.75
M56
×
0.75
28.6 M61
×
0.75

Ilex leaf shutters

Dimensions are identical for Universal, X Universal, and Universal Synchro models. All dimensions are in inches.

Model and size Housing
diameter
Iris range
Front cell
thread
Rear cell
thread
Mounting
flange thread
Distance
between
mounting surfaces
Graphex         0.945
×
40 tpi
 
Ilex #1   0.120– 1.000 1.228
×
40 tpi
NA 1.327
×
40 tpi
NA
Ilex #3 mechanical 3.347 0.125–
1.375
1.771
×
50 tpi
1.771
×
50 tpi
1.913
×
40 tpi
1.024
Ilex #4  mechanical 4.016 0.156–
1.750
2.350
×
40 tpi
2.350
×
40 tpi
2.500
×
30 tpi
1.063
Ilex #4
electronic
4.070    
Ilex #5 mechanical 5.079 0.212– 2.500 3.000
×
30 tpi
3.000
×
30 tpi
3.232
×
40 tpi
1.083
No. 4 Compound 4.200   2.449
×
39 tpi
  2.598
×
29 tpi
 

Wollensak shutters

In the second half of the 20th century Wollensak produced the Alphax, Betax and Rapax shutters. Earlier models included Regno, Autex and Optimo.

Model and size Housing
diameter
Speeds Max
Iris opening
Front cell
thread
Rear cell
thread
Mounting
flange thread
Distance
between
mounting surfaces
Rapax #0   1/2-1/400, T&B 11/16 7/8 7/8 61/64  
Rapax #1   1-1/400, T&B 25/32 31/32 1 1/32 1.177
x
40 tpi
 
Rapax #2   1-1/400, T&B 1 1 1/4 1 1/4 1 21/64  
Rapax #3   1-1/200, T&B 1 13/64 1 35/64 1 37/64 1 43/64  
Alphax #0   1/10-1/200, T&B 35/64 51/64 55/64 1.180 x
40 tpi
 
Betax #0              
Alphax #1   1/10-1/200, T&B 47/64 15/16 1 1/64 1 3/16  
Betax #1              
Alphax #2   1/10-1/100, T&B 1 1 7/32 1 7/32 1 21/64  
Betax #2           1.325
x
40 tpi
 
Alphax #3   1/10-1/100, T&B 1 3/8 1 51/64 1 51/64 1 51/64  
Betax #3              
Alphax #4   1/2-1/50, T&B 1 11/16 2 27/64 2 27/64 2.618
×
30 tpi
 
Beta #4            
Alphax #5   1/2-1/50, T&B 2 7/32 2 15/16 2 15/16 3.117
×
30 tpi
 
Betax #5            
Wollensak Mounting Flanges
Wollensak
catalog
1928
Wollensak
catalog #43
1940s
"brass flanges in sizes
to fit all Wollensak
lens barrels and shutters"
millimeter
equivalent
15/16   23.81
  61/64 24.21
1 3/16 1 3/16 30.16
1 5/16 1 5/16 33.34
1 9/16 1 9/16 39.69
1 31/32   50.01
  2 50.80
2 3/16 2 3/16 55.56
2 19/32 2 19/32 65.88
2 29/32 2 29/32 73.82
3 3/32 3 3/32 78.58
3 5/8 3 5/8 92.07
4 3/32 4 3/32 103.98
4 11/16 4 11/16 119.06
5 5/16 5 5/16 134.94

Resources

Websites of some reputable services that fit lenses to shutters, and lens and shutters to lensboards.

www.skgrimes.com

www.lensn2shutter.com

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