camera vs video recorder

camera

noun
  • A device for taking still or moving pictures or photographs. 

  • The viewpoint in a three-dimensional game or simulation. 

  • A judge's private chamber, where cases may be heard in camera. 

  • A vaulted room. 

video recorder

noun
  • An electronic device for recording video signals, for example onto magnetic tape or videodisks. 

How often have the words camera and video recorder occurred in a corpus of books? (source: Google Ngram Viewer )