A camera 1, in which {TAIL ~ the electromagnet} of {HEAD ~ the detection means} is used also to control the shutter closing action 
A camera 1 , in which { TAIL ~ the electromagnet } of { HEAD ~ the detection means } is used also to control the shutter closing action
OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH