Compur shutters were manufactured by F Deckel of München from 1912. They use a geared slow-speed clockwork governor to drive the shutter mechanism and feature speeds of up to 1/500 of a second on some models.
Some important specifications for Compound shutters are listed below.
| Catalog Number | CN-1110-000 | CN-1210-000 | CN-1307-000 | CN-1408-012 | CN-1408-013 | CN-1408-015 |
|---|---|---|---|---|---|---|
| Name | Synchro-Compur 00-MXV | Synchro-Compur 0-MXV | Synchro-Compur 1-MXV | Compur 2-X Tube 5/I | Compur 2-X Tube 5/II | Compur 2-X Tube 6/II |
| Front cell thread (mm) | 22.5 | 29.5 | 40 | 45.8 | 45.8 | 49.65 |
| Front cell thread pitch | 0.5 t.p.mm | 0.5 t.p.mm | 0.75 t.p.mm | 40 t.p.i | 40 t.p.i | 40 t.p.i |
| Rear cell thread (mm) | 22.5 | 29.5 | 36 | 45.8 | 45.8 | 49.65 |
| Rear cell thread pitch | 0.5 t.p.mm | 0.5 t.p.mm | 0.75 t.p.mm | 40 t.p.i | 40 t.p.i | 40 t.p.i |
| Flange thread (mm) | 25 | 32.5 | 39 | 50 | 50 | 55.8 |
| Flange Thread Pitch | 0.5 t.p.mm | 0.5 t.p.mm | 0.75 t.p.mm | 29 1/13 t.p.i | 29 1/13 t.p.i | 29 1/13 t.p.i |
| Largest aperture diameter (mm) | 17.8 | 24 | 29 | 35 | 35 | 35 |
| Body diameter (mm) | 47.5 | 58.5 | 71 | 80.5 | 80.5 | 80.5 |
| Length (mm) | 16 | 20 | 20 | 35 | 25 | 30.80 |
| Mount depth (flange to rear end of shutter) (mm) | 4.5 | 6.1 | 6.1 | 14.6 | 8.3 | 12.2 |
| Fastest Shutter Speed | 1/500 | 1/500 | 1/400 | 1/200 | 1/200 | 1/200 |
| Flash Sync | X & M Contact | X & M Contact | X & M Contact | X Contact | X Contact | X Contact |