![](https://coimages.sciencemuseumgroup.org.uk/701/929/large_thumbnail_1993_2473_0007__0002_.jpg)
Type 35 camera control unit.
![Type 35 camera control unit.](https://coimages.sciencemuseumgroup.org.uk/343/225/medium_smg00190352.jpg)
Type 35 camera control unit.
The Type 35 camera control unit consists of an electrically driven chronometric switch mechanism which may be set to operate a camera remotely at predetermined regular intervals by completing the electrical circuit of the camera operating solenoid.
Provision for single exposures is also provided on the Type 35 control unit by a manually operated push-button switch.