"Visual telegraphy", 
Engineering, 
7 May 1880, 361/2.

"[...] An image of the object to be "telephoted" is focussed on the mirror by means of a lens and the resulting current started in each [selenium] square of the mirror by the portion of the image falling on it is transmitted by the corresponding wire to the distant station.[...]"

cité in / quoted in The Oxford English Dictionnary, Oxford, 1933, sub verbo "Telephote".

 

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